CFC · California Fire Code

When do Appendices A–Q apply and who must adopt them?

Q: Who can enforce an adopted appendix?

Enforcement is by the adopting authority: a state agency enforces appendices it adopts for the facilities it regulates; a local enforcing agency (city, county, or fire protection district) enforces appendices it adopts within its jurisdiction — see § 1.1.4 and the matrix adoption notes .

Appendices A–Q in the California Fire Code are not automatically law. The CFC states appendices apply only when a responsible authority expressly adopts them (see §101.2.1), and California administrative rules require state agencies or local enforcing agencies to follow Health & Safety Code procedures to adopt appendices (see §1.1.4). In short: an appendix is persuasive guidance until your state agency or local jurisdiction adopts it into law.

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Last reviewed: July 6, 2026

What the code requires — 2-4 sentences

The California Fire Code makes clear that the code’s appendices are not automatically enforceable: provisions in the appendices do not apply unless they are specifically adopted (see § 101.2.1) .
At the California code level there is a parallel administration rule that appendices only take effect when adopted by a state agency or by a local enforcing agency in compliance with the Health & Safety Code (see § 1.1.4) .
In short: appendices A–Q are available to use, but they become law only when the proper adopting authority elects to adopt them (or specific sections of them) in the manner required by state law and local ordinance.

The single most important rule: Appendices are optional — they apply only where a responsible authority has expressly adopted them (see § 101.2.1 and § 1.1.4) .

Requirements in detail

What “not apply unless specifically adopted” means

Appendices are published with the CFC (Part VII—Appendices A through Q) as adoptable and informational appendices, but the text by itself is not mandatory statewide; local jurisdictions or state agencies choose whether to adopt each appendix (Part VII listing) .
The controlling CFC statement is § 101.2.1: “Provisions in the appendices shall not apply unless specifically adopted.” .
California administrative text used across the Title 24 volumes repeats the adoption rule in § 1.1.4: appendices “shall not apply unless specifically adopted by a state agency or adopted by a local enforcing agency in compliance with Health and Safety Code Section 18901 et seq., Section 17950, or Section 13869.7” (as relevant) .

Decision-relevant dimensions (quick reference table)

Decision question	Possible values / outcome	Code Reference
Who can make an appendix mandatory?	A state agency for its regulated facilities, or a local enforcing agency (city/county/fire district) via adoption	§ 1.1.4
Do appendices apply automatically statewide?	No — only if adopted by the appropriate agency	§ 101.2.1
Are all appendices the same type?	They are published as adoptable or informational (Part VII) — but adoption is required for enforceability	Part VII — Appendices A–Q listing
If a state agency adopts an appendix, to which buildings does it apply?	To the buildings/structures under that state agency’s jurisdiction (state adoption columns appear in the matrix adoption tables)	Matrix Adoption Tables and Part I administration notes
Legal process required for local adoption	Local adoption must comply with Health & Safety Code procedures referenced in § 1.1.4 (statutory adoption requirements)	§ 1.1.4

How adoption is recorded and shown in the code book

The CFC includes Matrix Adoption Tables that show which state agencies have adopted whole chapters, sections, or appendices; these tables are a user aid to identify adopted material for particular agencies or building types .
The table of contents and Part VII identify the appendices (A–Q) and indicate they are “Adoptable and informational appendices” — a reminder these sections are optional until adopted by the proper authority .

Exceptions & special cases

State agency adoption: When a state agency (for example, the Office of State Fire Marshal for certain occupancies) adopts an appendix, that appendix becomes mandatory for the buildings under that agency’s jurisdiction as shown in the matrix adoption tables — but it does not automatically bind other local jurisdictions that have not also adopted it .
Partial adoption permitted: Authorities may adopt an entire appendix or only specific sections of an appendix; the matrix/adoption tables and agency adoption instruments will show the extent of adoption .
Informational-only material: Some appendices are included for guidance; unless the adopting authority expressly incorporates them, they remain advisory and non-mandatory (see Part VII description) .
Cross-code references: Other California codes (CBC, CMC, CPC, etc.) use the same adoption model—§ 1.1.4 language recurs across Title 24 volumes — so local adoption practice and Health & Safety Code compliance apply consistently across building- and fire-related appendices .

If you need the specific adoption status of a named appendix (for example “Has Appendix H been adopted in City X?”), that is not discernible from these code excerpts — you must check the local enforcing agency’s ordinances, the municipality’s adoption resolution, or the state agency’s matrix entries.

Common mistakes

Assuming every appendix in the published CFC is already law everywhere. (Wrong — § 101.2.1 forbids that.)
Assuming state adoption automatically makes an appendix enforceable by every local jurisdiction. State adoption only binds state-regulated properties; local jurisdictions must adopt separately unless the state law or matrix says otherwise .
Overlooking the Health & Safety Code procedural requirements for local adoption specified in § 1.1.4 (adoption is not a purely administrative act; it follows statutory adoption procedures) .
Reading the matrix adoption tables as normative code text — the matrix is explanatory and shows who has adopted what; the actual enforceable text is the adopted appendix language plus the adopting ordinance/resolution .

Worked example — concrete scenario

Scenario: The City of Clearwater wishes to require Appendix G (hypothetical appendix) provisions for all new commercial buildings inside city limits.

Step-by-step (illustrative):

Confirm appendix is published in Part VII (Appendices A–Q) of the CFC — it is listed among adoptable appendices in the code book .
City staff draft an ordinance or resolution that expressly adopts Appendix G (or specific sections of it) and references the CFC appendix language. The local adoption must follow the statutory adoption procedures cited by § 1.1.4 (Health & Safety Code compliance) so the city’s legal office confirms the required notices/hearings and code amendment steps are completed .
Once adopted by ordinance, Appendix G is enforceable within the City of Clearwater for the buildings and projects listed in the ordinance (the appendix no longer remains merely advisory inside that jurisdiction). Note: the appendix remains non-mandatory outside Clearwater unless adopted by other jurisdictions or the state where applicable; the CFC’s § 101.2.1 remains the baseline rule that appendices only apply where adopted .

(Practical note: always confirm whether the state has separately adopted the appendix for a particular category of state-regulated facilities by checking the CFC matrix adoption tables and state agency publications.)

Related provisions

§ 101.2.1 — Appendices: “Provisions in the appendices shall not apply unless specifically adopted.”
§ 1.1.4 — Appendices (administration / Title 24): Appendices shall not apply unless specifically adopted by a state agency or local enforcing agency in compliance with Health & Safety Code requirements.
Part VII — Appendix listing: Part VII — Appendices A through Q (Adoptable and informational appendices) — shows the appendices and flags adoptable vs informational content.
Matrix Adoption Tables — show which agencies adopted chapters/sections/appendices and identify reprinted Title 19 sections in the CFC for convenience
§ 102.1 / § 102.2 — Applicability provisions describing how construction/design vs administrative/operational provisions apply to new and existing conditions; useful context for how adopted appendices interact with code applicability rules

If you want, I can:

Check the CFC matrix (for a specific appendix) to see which state agencies have already adopted a given appendix; or
Draft a short model ordinance language for a city to adopt a particular appendix, consistent with the Health & Safety Code references in § 1.1.4.

Code references

Grounded in the retrieved California Fire Code — click a citation to read the verbatim passage:

CFC § 102.1 Medium relevance — show source text

The IFC sets forth minimum requirements for these and other hazards and contains requirements for maintaining the life safety of building occupants; protecting emergency responders; and limiting the damage to a building and its contents as the result of a fire, explosion or unauthorized hazardous material discharge.

As described, the IFC has many types of requirements for buildings and facilities. The applicability of these requirements varies. An understanding of the applicability of requirements, as addressed in Sections 102.1 and 102.2, is necessary. Section 102.1 addresses when the construction and design provisions are applicable, whereas Section 102.2 addresses when the administrative, operational and maintenance provisions are applicable. Generally, the construction and design provisions apply to only new buildings or existing buildings and occupancies as addressed by Chapter 11. The administrative, maintenance and operational requirements are applicable to all buildings and facilities, whether new or existing.

ARRANGEMENT AND FORMAT OF THE 2025 CFC

Before applying the requirements of the CFC, it is beneficial to understand its arrangement and format. The CFC, like other codes published by the ICC, is arranged and organized to follow sequential steps that generally occur during a plan review or inspection.

The CFC is organized into seven parts. Each part represents a broad subject matter and includes the chapters that logically fit under the subject matter of each part. It is also foreseeable that additional chapters will need to be added in the future as regulations for new processes or operations are developed. Accordingly, the structure was designed to accommodate such future chapters by providing reserved (unused) chapters in several of the parts. This will allow the subject matter parts to be conveniently and logically expanded without requiring a major renumbering of the CFC chapters.

CHAPTER TOPICS	Col2
PARTS AND CHAPTERS	SUBJECTS
Part I—Chapters 1 and 2	Administrative and definitions
Part II—Chapters 3 and 4	General safety provisions
Part III—Chapters 5 through 12	Building and equipment design features
Part III—Chapters 13 through 19	Reserved for future use
Part IV—Chapters 20 through 41_; 48 and 49_	Special occupancies and operations
Part IV—Chapters 42 through_47_	Reserved for future use
Part V—Chapters 50, 51 and 53 through 67	Hazardous materials
Part V—Chapters_ 52,_ 68 through 79	Reserved for future use
Part VI—Chapter 80	Referenced standards
Part VII—Appendices A through Q	Adoptable and informational appendices

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California Building Code Correlated Topics

The CFC requirements for fire-resistance-rated construction, interior finish, fire protection systems, means of egress and construction safeguards are directly correlated to the chapters containing parallel requirements in the CBC as follows:

CFC § 4.3.1 Medium relevance — show source text
Use Reference Joint Appendices JA4 Table 4.3.1, 4.3.1(a), or Table 4.3.4 to determine alternative insu-
lation products to be less than or equal to the required maximum U-factor.
4. Mass wall has a heat capacity greater than or equal to 7.0 Btu/h-ft2.
5. Product must be certified to meet the North American Fenestration Standard/Specification for an Architectural Window (AW).
6. Glazed doors must meet the fenestration requirements.
7. Requirements apply to doors included in the curtain wall/storefront construction assembly.
8. If using_F_-factor to comply, use Reference Joint Appendices JA4, Table 4.4.7 to determine alternate depth and R-value to be less than or equal to the required maximum_F_-
factor.
9. Option B meets §170.2(a)1Bii.
10. Option C meets §170.2(a)1BIiii.
11. Option D meets §170.2(a)1Biv.|1. Install the specified_R_-value with an airspace present between the roofing and the roof deck. Such as standard installation of concrete or clay tile.
2._ R_-values shown for below roof deck insulation are for wood-frame construction with insulation installed between the framing members. Alternatives including insulation
above rafters or above roof deck shall comply with the performance standards.
3. Assembly_U_-factors for exterior framed walls can be met with cavity insulation alone or with continuous insulation alone, or with both cavity and continuous insulation that
results in an assembly_U_-factor equal to or less than the_U_-factor shown. Use Reference Joint Appendices JA4 Table 4.3.1, 4.3.1(a), or Table 4.3.4 to determine alternative insu-
lation products to be less than or equal to the required maximum U-factor.
4. Mass wall has a heat capacity greater than or equal to 7.0 Btu/h-ft2.
5. Product must be certified to meet the North American Fenestration Standard/Specification for an Architectural Window (AW).
6. Glazed doors must meet the fenestration requirements.
7. Requirements apply to doors included in the curtain wall/storefront construction assembly.
8. If using_F_-factor to comply, use Reference Joint Appendices JA4, Table 4.4.7 to determine alternate depth and R-value to be less than or equal to the required maximum_F_-
factor.
9. Option B meets §170.2(a)1Bii.
10. Option C meets §170.2(a)1BIiii.
11. Option D meets §170.2(a)1Biv.|1. Install the specified_R_-value with an airspace present between the roofing and the roof deck. Such as standard installation of concrete or clay tile.
2._ R_-values shown for below roof deck insulation are for wood-frame construction with insulation installed between the framing members. Alternatives including insulation
above rafters or above roof deck shall comply with the performance standards.
3. Assembly_U_-factors for exterior framed walls can be met with cavity insulation alone or with continuous insulation alone, or with both cavity and continuous insulation that
results in an assembly_U_-factor equal to or less than the_U_-factor shown.

CFC § 1323.1.4 Medium relevance — show source text

TABLE 1323.1.4(6) PRESSURE LOSS FOR VACUUM (CATEGORY 3) (continued)

FLOW RATE (SCFM)1	VACUUM LOSS (inch of mercury) PER 100 FEET FOR PLASTIC TUBE2	Col3	Col4	Col5	Col6
FLOW RATE (SCFM)1	3⁄4 INCH TUBE	1 INCH TUBE	11⁄4 INCH TUBE	11⁄2 INCH TUBE	2 INCH TUBE
13.42	1.396	0.356	0.124	0.052	0.014
14.12	1.525	0.389	0.135	0.057	0.015
14.83	1.662	0.424	0.147	0.062	0.016
15.54	1.803	0.460	0.160	0.068	0.017
16.24	1.948	0.496	0.172	0.073	0.019
16.95	2.099	0.535	0.186	0.078	0.020
17.66	2.256	0.574	0.199	0.084	0.022
18.36	2.415	0.615	0.213	0.090	0.023
19.07	2.581	0.657	0.228	0.096	0.025
19.77	2.750	0.699	0.243	0.102	0.026
20.48	2.925	0.744	0.258	0.109	0.028
21.19	3.106	0.790	0.274	0.115	0.030
24.72	4.074	1.034	0.358	0.151	0.039
28.25	–	1.307	0.452	0.190	0.049
31.78	–	1.608	0.556	0.234	0.060
35.31	–	1.936	0.669	0.281	0.072
38.84	–	2.291	0.791	0.332	0.085
42.37	–	2.672	0.922	0.387	0.099
45.90	–	3.078	1.062	0.446	0.113
49.43	–	3.510	1.211	0.508	0.129
52.97	–	3.969	1.368	0.574	0.146
56.50	–	4.450	1.534	0.643	0.163
63.56	–	–	1.890	0.792	0.201
70.62	–	–	2.278	0.954	0.242
77.68	–	–	2.699	1.130	0.286
84.74	–	–	3.151	1.

CFC § 101.1 Medium relevance — show source text
PART 1—GENERAL PROVISIONS

SECTION 101—SCOPE AND GENERAL REQUIREMENTS

Note: Sections adopted or amended by state agencies are specifically indicated by an agency banner or indicated in the Matrix Adoption Table.

[A] 101.1 Title. These regulations shall be known as the Fire Code of [ NAME OF JURISDICTION ], hereinafter referred to as “this code.”

[A] 101.2 Scope. This code establishes regulations affecting or relating to structures, processes, premises and safeguards regarding all of the following:
1. The hazard of fire and explosion arising from the storage, handling or use of structures, materials or devices.
2. Conditions hazardous to life, property or public welfare in the occupancy of structures or premises.
3. Fire hazards in the structure or on the premises from occupancy or operation.
4. Matters related to the construction, extension, repair, alteration or removal of fire protection systems.
5. Conditions affecting the safety of firefighters and emergency responders during emergency operations.
[A] 101.2.1 Appendices. Provisions in the appendices shall not apply unless specifically adopted.

[A] 101.3 Purpose. The purpose of this code is to establish the minimum requirements for providing a reasonable level of life safety and property protection from the hazards of fire, explosion or dangerous conditions in new and existing buildings, structures and premises, and to provide a reasonable level of safety to firefighters and emergency responders during emergency operations.

[A] 101.4 Severability. If a section, subsection, sentence, clause or phrase of this code is, for any reason, held to be unconstitutional, such decision shall not affect the validity of the remaining portions of this code.

[A] 101.5 Validity. In the event any part or provision of this code is held to be illegal or void, this shall not have the effect of making void or illegal any of the other parts or provisions hereof, which are determined to be legal; and it shall be presumed that this code would have been adopted without such illegal or invalid parts or provisions.

SECTION 102—APPLICABILITY

[A] 102.1 Construction and design provisions. The construction and design provisions of this code shall apply to:
1. Structures, facilities and conditions arising after the adoption of this code.
2. Existing structures, facilities and conditions not legally in existence at the time of adoption of this code.
3. Existing structures, facilities and conditions where required in Chapter 11.
4. Existing structures, facilities and conditions that, in the opinion of the fire code official, constitute a distinct hazard to life or property.
[A] 102.2 Administrative, operational and maintenance provisions. The administrative, operational and maintenance provisions of this code shall apply to:
1. Conditions and operations arising after the adoption of this code.
2. Existing conditions and operations.
[A] 102.3 Change of use or occupancy. A change of occupancy shall not be made unless the use or occupancy is made to comply with the requirements of this code and the California Existing Building Code .

Exception: Where approved by the fire code official, a change of occupancy shall be permitted without complying with the requirements of this code and the California Existing Building Code, provided that the new or proposed use or occupancy is less hazardous, based on life and fire risk, than the existing use or occupancy.

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CFC § 0.25 Medium relevance — show source text
000)|(20,000)|(20,000)|(10,000)|(10,000)|(10,000)|(10,000)| |Flammable
solid|Not
Applicable|500|Not
Applicable|Not
Applicable|250|Not
Applicable|Not
Applicable|50|Not
Applicable| |Inert Gas
Cryogenic
inert|Gaseous
Liquefied
Not
Applicable|Not
Applicable
Not
Applicable
Not
Applicable|Not
Applicable
Not
Applicable
Not
Applicable|Not Limited
Not Limited
Not Limited|Not
Applicable
Not
Applicable
Not
Applicable|Not
Applicable
Not
Applicable
Not
Applicable|Not Limited
Not Limited
Not Limited|Not
Applicable
Not
Applicable
Not
Applicable|Not
Applicable
Not
Applicable
Not
Applicable| |Organic
peroxide|Unclassified
Detonable|1|(1)|Not
Applicable|0.25|(0.25)|Not
Applicable|0.25|(0.25)| |Organic
peroxide|I
II
III
IV
V|20
200
500
Not Limited
Not Limited|(20)
(200)
(500)
Not Limited
Not Limited|Not
Applicable|10
100
250
Not Limited
Not Limited|(10)
(100)
(250)
Not Limited
Not Limited|Not
Applicable|2
20
50
Not
Limited
Not
Limited|(2)
(20)
(50)
Not
Limited
Not
Limited|

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HAZARDOUS MATERIALS—GENERAL PROVISIONS

|TABLE 5003.1.1(3)—MAXIMUM ALLOWABLE QUANTITY PER
CONTROL AREA OF HAZARDOUS MATERIALS POSING A PHYSICAL HAZARD IN AN OUTDOOR CONTROL AREAa, b, c,

CFC § 1.50 Medium relevance — show source text

|1.50|

For SI units: °C = °F( [5] / 9 ), 1 foot per minute = 0.005 m/s, 1 foot = 304.8 mm

2025 CALIFORNIA MECHANICAL CODE 95

VENTILATION AIR

TABLE 403.7

MINIMUM EXHAUST RATES

[ASHRAE 62.1: TABLE 6-2]

OCCUPANCY CATEGORY	EXHAUST RATE (CFM/unit)	EXHAUST RATE (CFM/ft2)	AIR CLASS
Animal Facilities
Animal imaging (MRI/CT/PET)	–	0.90	3
Animal operating rooms	–	3.00	3
Animal postoperative recovery room	–	1.50	3
Animal preparation rooms	–	1.50	3
Animal procedure room	–	2.25	3
Animal surgery scrub	–	1.50	3
Large-animal holding room	–	2.25	3
Necropsy	–	2.25	3
Small-animal-cage room (static cages)	–	2.25	3
Small-animal-cage room (ventilated cages)	–	1.50	3
Arenas2	–	0.50	1
Art classrooms	–	0.70	2
Auto repair rooms1	–	1.50	2
Barber shops	–	0.50	2
Bathroom10, 11	20/50	–	2
Beauty and nail salons	–	0.60	2
Cells with toilet	–	1.00	2
Copy, printing rooms	–	0.50	2
Darkrooms	–	1.00	2
Educational science laboratories	–	1.00	2
Janitor closets, trash rooms, recycling	–	1.00	3
Kitchenettes	–	0.30	2
Kitchens – commercial	–	0.70	2
Locker rooms for athletic, industrial and health care facilities	–	0.50	2
All other locker rooms	–	0.25	2
Shower rooms7, 9	20/50	–	2
Paint spray booths6	–	–	4
Parking garages3	–	0.75	2
Pet shops (animal areas)	–	0.90	2
Refrigerating machinery rooms6	–	–	3
Residential kitchens7	50/100	–	2
Soiled laundry storage rooms6	–	1.00	3
Storage rooms, chemical6	–	1.50	4
Toilets – private5, 8	25/50	–	2
Toilets – public4, 8	50/70	–	2
Woodwork shop/classrooms	–	0.50	2

CFC § 1.11.8 Medium relevance — show source text
1.11.8 Service utilities. See Section 111.

1.11.9 Stop work order. See Section 114.

1.11.10 Unsafe buildings, structures and equipment. See Section 115.

1.11.11 Adopting agency identification. The provisions of this code applicable to buildings identified in this Section 1.11 will be identified in the Matrix Adoption Tables under the acronym SFM.

SECTION 1.12—STATE LIBRARIAN

RESERVED

SECTION 1.13—DEPARTMENT OF WATER RESOURCES

RESERVED

SECTION 1.14—CALIFORNIA STATE LANDS COMMISSION

RESERVED

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DIVISION II SCOPE AND ADMINISTRATION

Note: Sections adopted or amended by state agencies are specifically indicated by an agency banner.

Division II is not adopted by the Department of Housing and Community Development except where specifically indicated.

User notes:

About this chapter: Chapter 1 establishes the limits of applicability of the code and describes how the code is to be applied and enforced. Chapter 1 is in two parts: Part 1—Scope and Administration (Sections 101–102) and Part 2—Administration and Enforcement (Sections 103–117). Section 101 identifies which buildings and structures come under its purview and references other I-Codes as applicable.

This code is intended to be adopted as a legally enforceable document, and it cannot be effective without adequate provisions for its administration and enforcement. The provisions of Chapter 1 establish the authority and duties of the code official appointed by the authority having jurisdiction and also establish the rights and privileges of the registered design professional, contractor and property owner.

Section 104 was revised for the 2024 edition of the IEBC. For complete information, see the Relocations table in the Preface of this code.

PART 1—SCOPE AND APPLICATION

SECTION 101—SCOPE AND GENERAL REQUIREMENTS

[A] 101.1 Title. These regulations shall be known as the Existing Building Code of [ NAME OF JURISDICTION ], herein-after referred to as “this code.”

[A] 101.2 Scope. The provisions of this code shall apply to the repair, alteration, change of occupancy, addition to and relocation of existing buildings.

Exception: Detached one- and two-family dwellings and townhouses not more than three stories above grade plane in height with a separate means of egress, and their accessory structures not more than three stories above grade plane in height, shall comply with this code or the California Residential Code.

[A] 101.2.1 Appendices. Provisions in the appendices shall not apply unless specifically adopted or referenced.

101.2.2 Application of fire code. Where work regulated by this code is also regulated by the construction requirements for existing buildings in Chapter 11 of the California Fire Code, such work shall comply with applicable requirements in both codes.
CFC § 1.5 Medium relevance — show source text
[California Code of Regulations, Title 14, Division 1.5, §1270.08] Distance Measurements.

All specified or referenced distances are measured along the ground unless otherwise stated.

1.12.2 Agency identification. The provisions of this code applicable to wildland-urban interface areas identified in Section 1.12 are identified in the body of the code by square brackets containing references to applicable Title 14 sections and in the Cross Reference Table located in Appendix H, Section H107.

1-14 2025 CALIFORNIA WILDLAND-URBAN INTERFACE CODE

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DIVISION II

SCOPE AND ADMINISTRATION

User notes:

About this chapter: Chapter 1 establishes the limits of applicability of the code and describes how the code is to be applied and enforced. Chapter 1 is in two parts: Part 1–General Provisions (Sections 101–102) and Part 2—Administration and Enforcement (Sections 103–113). Section 101 identifies which buildings and structures come under its purview and references other California Codes as applicable.

This code is intended to be adopted as a legally enforceable document and it cannot be effective without adequate provisions for its administration and enforcement. The provisions of Chapter 1 establish the authority and duties of the code official appointed by the authority having jurisdiction and also establish the rights and privileges of the design professional, contractor and property owner.

Note: Sections adopted or amended by state agencies are specifically indicated by an agency banner or indicated in the Matrix Adoption Table.

PART 1—GENERAL PROVISIONS

SECTION 101—SCOPE AND GENERAL REQUIREMENTS

[A] 101.1 Title. These regulations shall be known as the California Wildland-Urban Interface Code of [ NAME OF JURISDICTION ], hereinafter referred to as “this code.”

[A] 101.2 Scope. This code applies to building materials, systems and/or assemblies used in the exterior design and construction of new buildings located within a wildland-urban interface (WUI) area and contains minimum requirements to mitigate conditions that might cause a fire originating in a structure to ignite vegetation in the wildland-urban interface (WUI) area, and conversely, a wildfire burning in vegetative fuels to transmit fire to buildings and threaten to destroy life, overwhelm fire suppression capabilities or result in large property losses.

[A] 101.2.1 Appendices. Provisions in the appendices shall not apply unless specifically adopted.

[A] 101.3 Purpose. The purpose of this code is to establish minimum regulations for the safeguarding of life and for property protection. Regulations in this code are intended to mitigate the risk to life and structures from intrusion of fire from wildland fire exposures and fire exposures from adjacent structures and to mitigate structure fires from spreading to wildland fuels. The extent of this regulation is intended to be tiered commensurate with the relative level of hazard present.

The unrestricted use of property in wildland-urban interface areas is a potential threat to life and property from fire and resulting erosion. Safeguards to prevent the occurrence of fires and to provide adequate fire protection facilities to control the spread of fire in wildland-urban interface areas shall be in accordance with this code.
CFC § 1-16 Medium relevance — show source text
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DIVISION II SCOPE AND ADMINISTRATION

User notes:

About this chapter: Chapter 1 Division II establishes the limits of applicability of this code and describes how the code is to be applied and enforced. Chapter 1 Division II is in two parts: Part 1—Scope and Application (Sections R101–R102) and Part 2—Administration and Enforcement (Sections R103–R114). Section R101 identifies which buildings and structures come under its purview and references other I-Codes as applicable. Standards and codes are scoped to the extent referenced (see Section R102.4).

The one- and two-family dwelling code is intended to be adopted as a legally enforceable document, and it cannot be effective without adequate provisions for its administration and enforcement. The provisions of Chapter 1 establish the authority and duties of the building official appointed by the authority having jurisdiction and also establish the rights and privileges of the design professional, contractor and property owner.

Division II is not adopted by the Department of Housing and Community Development except where specifically indicated. Note: Specific sections of Chapter 1, Division II adopted by the State Fire Marshal will be indicated in the Matrix Adoption Table.

PART 1—SCOPE AND APPLICATION

SECTION R101—SCOPE AND GENERAL REQUIREMENTS

R101.1 Title. These provisions shall be known as the Residential Code for One- and Two-family Dwellings of [ NAME OF JURISDICTION ], and shall be cited as such and will be referred to herein as “this code.”

R101.2 Scope. The provisions of this code shall apply to the construction, alteration, movement, enlargement, replacement, repair, equipment, use and occupancy, location, removal and demolition of detached one- and two-family dwellings and townhouses not more than three stories above grade plane in height with a separate means of egress and their accessory structures not more than three stories above grade plane in height.

Exception: The following shall be permitted to be constructed in accordance with this code where provided with an automatic sprinkler system complying with Section R309 :
1. Live/work units located in townhouses and complying with the requirements of Section 508.5 of the California Building Code.
2. Owner-occupied lodging houses with five or fewer guestrooms.
3. A care facility with five or fewer persons receiving custodial care within a dwelling unit.
4. A care facility with five or fewer persons receiving medical care within a dwelling unit.
5. A day care facility for five or fewer persons of any age receiving care within a dwelling unit.
R101.2.1 Appendices. Provisions in the appendices shall not apply unless specifically adopted.

R101.3 Purpose. The purpose of this code is to establish minimum requirements to provide a reasonable level of safety, health and general welfare through affordability, structural strength, means of egress, stability, sanitation, light and ventilation, energy conservation and safety to life and property from fire and other hazards and to provide a reasonable level of safety to firefighters and emergency responders during emergency operations.

SECTION R102—APPLICABILITY

R102.1 General. Where there is a conflict between a general requirement and a specific requirement, the specific requirement shall be applicable. Where, in any specific case, different sections of this code specify different materials, methods of construction or other requirements, the most restrictive shall govern.
CFC § 2108-2015 Medium relevance — show source text
UL 2108-2015 (R2023) Standard for Safety Low Voltage Lighting Systems

UL 8750-2015 (R2022) Standard for Safety Light Emitting Diode (LED) Equipment for Use in Lighting Products

ANSI/CAN/UL 9540-2023 Standard for Safety Energy Storage Systems and Equipment

Available from: UL LLC 333 Pfingsten Road Northbrook, IL 60062-2096 (847) 272-8800

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1-B ENERGY COMMISSION DOCUMENTS

INCORPORATED BY REFERENCE IN THEIR ENTIRETY

The following documents published by the California Energy Commission are incorporated by reference in their entirety into the Energy Code.

Referenced appendices for the Building Energy Efficiency Standards for Residential and Nonresidential Buildings, including the Joint Appendices (JA), the Residential Appendices (RA), and Nonresidential Appendices (NA)

Available from: California Energy Commission/Publications 715 P Street Sacramento, CA 95814 (916) 654-5200 (800) 772-3300 (in California) www.energy.ca.gov/title24

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10 CFR 431.465 150.0(p) 10 Horsepower 120.6(d), 120.9(b), 160.4(e) 120-Volt Receptacle 130.5(d), 141.0(b)2P, 160.6(d), 180.2(b)4B 2.5 MMBtu/h 120.6(d), 120.9(a), 160.4(e) 240 Volt Branch Circuit 160.9(a), 160.9(b), 160.9(c), 150.0(n), 150.0(t), 150.0(u), 150.0(v) 240 Volt Heat Pump Water Heater 150.1(c)8, 170.2(d) 2x4 150.0(c), 150.2(a)1, 160.1(b), 180.1(a)1 2x6 150.0(c), 150.2(a)1, 160.1(b), 180.1(a)1 75 Percent 120.2(j), Table 120.2-A, 120.4(d), 120.6(a)3, 120.6(h), 140.3(c), 140.3(d), 140.4(a)2, 140.4(g), 140.4(q), 140.8(b)3, 140.9(b), 141.0(b)D, 150.0(m)5, 150.2(b)D–I, 160.3(b)5, 160.2(c)2, 160.3(d), Table 160.3C, 170.2(b), 170.2(c), 170.2(e), 180.2(b)2

A

Above Grade Wall 140.
CFC § 101.1 Medium relevance — show source text
This code is intended to be adopted as a legally enforceable document, and it cannot be effective without adequate provisions for its administration and enforcement. The provisions of Chapter 1 establish the authority and duties of the code official appointed by the authority having jurisdiction and also establish the rights and privileges of the registered design professional, contractor and property owner.

Section 104 was revised for the 2024 edition of the IEBC. For complete information, see the Relocations table in the Preface of this code.

PART 1—SCOPE AND APPLICATION

SECTION 101—SCOPE AND GENERAL REQUIREMENTS

[A] 101.1 Title. These regulations shall be known as the Existing Building Code of [ NAME OF JURISDICTION ], herein-after referred to as “this code.”

[A] 101.2 Scope. The provisions of this code shall apply to the repair, alteration, change of occupancy, addition to and relocation of existing buildings.

Exception: Detached one- and two-family dwellings and townhouses not more than three stories above grade plane in height with a separate means of egress, and their accessory structures not more than three stories above grade plane in height, shall comply with this code or the California Residential Code.

[A] 101.2.1 Appendices. Provisions in the appendices shall not apply unless specifically adopted or referenced.

101.2.2 Application of fire code. Where work regulated by this code is also regulated by the construction requirements for existing buildings in Chapter 11 of the California Fire Code, such work shall comply with applicable requirements in both codes.

[A] 101.3 Purpose. The intent of this code is to provide flexibility to permit the use of alternative approaches to achieve compliance with minimum requirements to provide a reasonable level of safety, health, property protection and general welfare insofar as they are affected by the repair, alteration, change of occupancy, addition and relocation of existing buildings.

[A] 101.4 Applicability. This code shall apply to the repair, alteration, change of occupancy, addition and relocation of existing buildings, regardless of occupancy, subject to the criteria of Sections 101.4.1 and 101.4.2.

[A] 101.4.1 Buildings not previously occupied. A building or portion of a building that has not been previously occupied or used for its intended purpose, in accordance with the laws in existence at the time of its completion, shall be permitted to comply with the provisions of the laws in existence at the time of its original permit unless such permit has expired. Subsequent permits shall comply with the California Building Code or California Residential Code, as applicable, for new construction.

[A] 101.4.2 Buildings previously occupied. The legal occupancy of any building existing on the date of adoption of this code shall be permitted to continue without change, except as is specifically covered in this code, the California Fire Code, or the Inter- national Property Maintenance Code, or as is deemed necessary by the code official for the general safety and welfare of the occupants and the public.

[A] 101.5 Safeguards during construction. Construction work covered in this code, including any related demolition, shall comply with the requirements of Chapter 15.
CFC § 1.14 Medium relevance — show source text
18. Section 1.14 is reserved for the California State Lands Commission.

1.1.4 Appendices. Provisions contained in the appendices of this code shall not apply unless specifically adopted by a state agency or adopted by a local enforcing agency in compliance with Health and Safety Code Section 18901 et seq. for Building Standards Law, Health and Safety Code Section 17950 for State Housing Law and Health and Safety Code Section 13869.7 for Fire Protection Districts. See Section 1.1.8 of this code.

1.1.5 Referenced codes. The codes, standards and publications adopted and set forth in this code, including other codes, standards and publications referred to therein are, by title and date of publication, hereby adopted as standard reference documents of this code. When this code does not specifically cover any subject related to building design and construction, recognized architectural or engineering practices shall be employed. The National Fire Codes, standards and the Fire Protection Handbook of the National Fire Protection Association are permitted to be used as authoritative guides in determining recognized fire prevention engineering practices.

1.1.6 Nonbuilding standards, orders and regulations. Requirements contained in the California Existing Building Code, or in any other referenced standard, code or document, which are not building standards as defined in Health and Safety Code Section 18909, shall not be construed as part of the provisions of this code. For nonbuilding standards, orders and regulations, see other titles of the California Code of Regulations.

1.1.7 Order of precedence and use.

1.1.7.1 Differences. In the event of any differences between these building standards and the standard reference documents, the text of these building standards shall govern.

1.1.7.2 Specific provisions. Where a specific provision varies from a general provision, the specific provision shall apply.

1.1.7.3 Conflicts. When the requirements of this code conflict with the requirements of any other part of the California Building Standards Code, Title 24 the most restrictive requirements shall prevail.

1.1.7.3.1 Detached one- and two-family dwellings. Detached one- and two-family dwellings, lodging houses, live/work units, townhouses not more than three stories above grade plane in height with a separate means of egress, and their accessory structures, may be designed and constructed in accordance with the California Residential Code or the California Building Code, but not both, unless the proposed structure(s) or element(s) exceed the design limitations established in the California Residential Code, and the code user is specifically directed by the California Residential Code to use the California Building Code.

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ADMINISTRATION
CFC § 1-11 Medium relevance — show source text
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DIVISION II SCOPE AND ADMINISTRATION

User notes:

About this chapter: Chapter 1 establishes the limits of applicability of the code and describes how the code is to be applied and enforced. Chapter 1 is in two parts: Part 1—General Provisions (Sections 101–102) and Part 2—Administrative Provisions (Sections 103–115). Section 102 identifies which buildings and structures come under its purview and references other I-Codes as applicable.

This code is intended to be adopted as a legally enforceable document, and it cannot be effective without adequate provisions for its administration and enforcement. The provisions of Chapter 1 establish the authority and duties of the code official appointed by the authority having jurisdiction and also establish the rights and privileges of the design professional, contractor and property owner.

ICC code development note: Code change proposals to this chapter will be considered by the Administrative Code Development Committee during the 2025 (Group B) Code Development Cycle.

Section 104 was revised for the 2024 edition. For clarity, the relocation marginal markings have not been included. For complete information, see the Relocations table in the Preface of this code.

PART 1—GENERAL PROVISIONS

SECTION 101—SCOPE AND GENERAL REQUIREMENTS

Note: Sections adopted or amended by state agencies are specifically indicated by an agency banner or indicated in the Matrix Adoption Table.

[A] 101.1 Title. These regulations shall be known as the Fire Code of [ NAME OF JURISDICTION ], hereinafter referred to as “this code.”

[A] 101.2 Scope. This code establishes regulations affecting or relating to structures, processes, premises and safeguards regarding all of the following:
1. The hazard of fire and explosion arising from the storage, handling or use of structures, materials or devices.
2. Conditions hazardous to life, property or public welfare in the occupancy of structures or premises.
3. Fire hazards in the structure or on the premises from occupancy or operation.
4. Matters related to the construction, extension, repair, alteration or removal of fire protection systems.
5. Conditions affecting the safety of firefighters and emergency responders during emergency operations.
[A] 101.2.1 Appendices. Provisions in the appendices shall not apply unless specifically adopted.

[A] 101.3 Purpose. The purpose of this code is to establish the minimum requirements for providing a reasonable level of life safety and property protection from the hazards of fire, explosion or dangerous conditions in new and existing buildings, structures and premises, and to provide a reasonable level of safety to firefighters and emergency responders during emergency operations.

[A] 101.4 Severability. If a section, subsection, sentence, clause or phrase of this code is, for any reason, held to be unconstitutional, such decision shall not affect the validity of the remaining portions of this code.

CGBSC § 2025 Medium relevance — show source text

WHEREAS, adoption of the California Green Building Standards Code appendices promotes statewide consistency and predictability for building professionals; and

NOW THEREFORE, BE IT RESOLVED, that the City/County hereby finds that green building design, construction and operation furthers the goals set forth in the City/County General Plan, including land use, conservation, open space and (include others, if applicable).

NOW THEREFORE, BE IT RESOLVED, that newly constructed residential buildings, alterations or additions to residential buildings shall meet the _______ (Tier 1 or Tier 2) measures contained in the California Green Building Standards Code appendices and the green building design, construction and operation innovative concepts or additions or amendment thereto contained in Attachment _____ to address local environmental conditions; and

NOW THEREFORE, BE IT FURTHER RESOLVED, that the City Council or County Board of Supervisors of the City/County of ___________ adopts the California Green Building Standards Code appendices, as they may be amended from time to time, as a City/County mandatory reference document and directs City/County staff to enforce these green building measures as mandatory standards within the City/County.

ADOPTED BY THE FOLLOWING VOTE:

AYES:

NOES:

ABSENT:

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CALIFORNIA GREEN BUILDING STANDARDS CODE – MATRIX ADOPTION TABLE

APPENDIX A5 – NONRESIDENTIAL VOLUNTARY MEASURES

DIVISION A5.1 – PLANNING AND DESIGN

(Matrix Adoption Tables are nonregulatory, intended only as an aid to the code user. See Chapter 1 for state agency authority and building applications.)

Adopting agency	BSC	BSC- CG	SFM	HCD	Col6	Col7	DSA	Col9	OSHPD	Col11	Col12	Col13	Col14	Col15	BSCC	DPH	AGR	DWR	CEC	CA	SL	SLC
Adopting agency	BSC	BSC- CG	SFM	1	2	1/AC	AC	SS	1	1R	2	3	4	5	5	5	5	5	5	5	5	5
Adopt entire CA chapter		X
Adopt entire chapter as amended (amended sections listed below)
Adopt only those sections that are listed below
Chapter/Section

2025 CALIFORNIA GREEN BUILDING STANDARDS CODE APPENDIX A5-1

CFC § 1.12 Medium relevance — show source text
14.6. Wildland-urban interface fire areas

15. Public libraries constructed and renovated using funds from the California Library Construction and Renovation Bond Act of 1988 and regulated by the State Librarian. See Section 1.12 for additional scope provisions. 16. Section 1.13 reserved for the Department of Water Resources. 17. For applications listed in Section 1.9.1 regulated by the Division of the State Architect—Access Compliance, outdoor envi- ronments and uses shall be classified according to accessibility uses described in Chapter 11B. 18. Marine Oil Terminals regulated by the California State Lands Commission. See Section 1.14 for additional scope provisions.

1.1.4 Appendices. Provisions contained in the appendices of this code shall not apply unless specifically adopted by a state agency or adopted by a local enforcing agency in compliance with Health and Safety Code Section 18901 et. seq. for Building Standards Law, Health and Safety Code Section 17950 for State Housing Law and Health and Safety Code Section 13869.7 for Fire Protection Districts. See Section 1.1.8 of this code.

1.1.5 Referenced codes. The codes, standards and publications adopted and set forth in this code, including other codes, standards and publications referred to therein are, by title and date of publication, hereby adopted as standard reference documents of this code. When this code does not specifically cover any subject related to building design and construction, recognized architectural or engineer- ing practices shall be employed. The National Fire Codes, standards and the Fire Protection Handbook of the National Fire Protection Association are permitted to be used as authoritative guides in determining recognized fire prevention engineering practices.

1.1.6 Nonbuilding standards, orders and regulations. Requirements contained in the California Building Code, or in any other refer- enced standard, code or document, which are not building standards as defined in Health and Safety Code Section 18909, shall not be construed as part of the provisions of this code. For nonbuilding standards, orders and regulations, see other titles of the California Code of Regulations.

1.1.7 Order of precedence and use.

1.1.7.1 Differences. In the event of any differences between these building standards and the standard reference documents, the text of these building standards shall govern.

1.1.7.2 Specific provisions. Where a specific provision varies from a general provision, the specific provision shall apply.

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ADMINISTRATION

1.1.7.3 Conflicts. When the requirements of this code conflict with the requirements of any other part of the California Building Standards Code, Title 24, the most restrictive requirements shall prevail.
CFC § 1.12 Medium relevance — show source text
15. Public libraries constructed and renovated using funds from the California Library Construction and Renovation Bond Act of 1988 and regulated by the State Librarian. See Section 1.12 of the California Building Code for additional scope provisions. 16. Section 1.13 reserved for the Department of Water Resources. 17. For applications listed in Section 1.9.1 regulated by the Division of the State Architect—Access Compliance, outdoor environ- ments and uses shall be classified according to accessibility uses described in Chapters 11A, 11B and 11C. 18. Marine Oil Terminals regulated by the California State Lands Commission. See Section 1.14 of the California Building Code for additional scope provisions.

1.1.4 Appendices. Provisions contained in the appendices of this code shall not apply unless specifically adopted by a state agency or adopted by a local enforcing agency in compliance with Health and Safety Code, Section 18901 et. seq. for Building Standards Law, Health and Safety Code, Section 17950 for State Housing Law and Health and Safety Code, Section 13869.7 for Fire Protection Districts. See Section 1.1.8 of this code.

1.1.5 Referenced codes. The codes, standards and publications adopted and set forth in this code, including other codes, standards and publications referred to therein are, by title and date of publication, hereby adopted as standard reference documents of this code. When this code does not specifically cover any subject related to building design and construction, recognized architectural or engineer- ing practices shall be employed. The National Fire Codes, standards and the Fire Protection Handbook of the National Fire Protection Association are permitted to be used as authoritative guides in determining recognized fire prevention engineering practices.

1.1.6 Nonbuilding standards, orders and regulations. Requirements contained in the California Fire Code, or in any other referenced stan- dard, code or document, which are not building standards as defined in Health and Safety Code, Section 18909 shall not be construed as part of the provisions of this code. For nonbuilding standards, orders and regulations, see other titles of the California Code of Regulations.

1.1.7 Order of precedence and use.

1.1.7.1 Differences. In the event of any differences between these building standards and the standard reference documents, the text of these building standards shall govern.

1.1.7.2 Specific provisions. Where a specific provision varies from a general provision, the specific provision shall apply.

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DIVISION I—CALIFORNIA ADMINISTRATION

1.1.7.3 Conflicts. When the requirements of this code conflict with the requirements of any other part of the California Building Stan- dards Code, Title 24, the most restrictive requirements shall prevail.

CFC § 1203 Medium relevance — show source text

CHAPTER TOPICS	Col2
PARTS AND CHAPTERS	SUBJECTS
Part I—Chapters 1 and 2	Administrative and definitions
Part II—Chapters 3 and 4	General safety provisions
Part III—Chapters 5 through 12	Building and equipment design features
Part III—Chapters 13 through 19	Reserved for future use
Part IV—Chapters 20 through 41_; 48 and 49_	Special occupancies and operations
Part IV—Chapters 42 through_47_	Reserved for future use
Part V—Chapters 50, 51 and 53 through 67	Hazardous materials
Part V—Chapters_ 52,_ 68 through 79	Reserved for future use
Part VI—Chapter 80	Referenced standards
Part VII—Appendices A through Q	Adoptable and informational appendices

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California Building Code Correlated Topics

CFC/CBC CORRELATED TOPICS	Col2	Col3
CFC CHAPTER/SECTION	CBC CHAPTER/SECTION	SUBJECT
Chapter 7	Chapter 7	Fire and smoke protection features (Fire-resistance-rated construction in the CBC)
Chapter 8	Chapter 8	Interior finish, decorative materials and furnishings
Chapter 9	Chapter 9	Fire protection and life safety systems
Chapter 10	Chapter 10	Means of egress
Section 1203	Chapter 27	Emergency and standby power
Chapter 31	Section 3103	Temporary structures
Chapter 33	Chapter 33	Construction fire safety
Chapters 50–67	Sections 307, 414, 415	Hazardous materials and Group H requirements

PART I—ADMINISTRATIVE

Chapter 1 Scope and Administration.

Chapter 1 establishes the limits of applicability of the code and describes how the code is to be applied and enforced. The provisions of Chapter 1 establish the authority and duties of the code official appointed by the authority having jurisdiction and also establish the rights and privileges of the design professional, contractor and property owner.

Chapter 2 Definitions.

Chapter 2 is the repository of the definitions of terms used in the body of the code. The user of the code should be familiar with and consult this chapter because the definitions are essential to the correct interpretation of the code and because the user may not be aware that a term is defined.

PART II—GENERAL SAFETY PROVISIONS

Chapter 3 General Requirements

General regulations contained in Chapter 3, are intended to improve premises safety for everyone, including construction workers, tenants, operations and maintenance personnel, and emergency response personnel.

Chapter 4 Emergency Planning and Preparedness

Chapter 4 addresses the human contribution to life safety during emergencies. Continuous training and scheduled fire, evacuation and lockdown drills can be as important as the required periodic inspections and maintenance of built-in fire protection features. The level of preparation by the occupants also improves the emergency responders’ abilities during an emergency.

PART III—BUILDING AND EQUIPMENT DESIGN FEATURES

Chapter 5 Fire Service Features

CFC § 1.10.0 Medium relevance — show source text
DIVISION I CALIFORNIA ADMINISTRATION

(13)General acute care hospitals, acute psychiatric hospitals, skilled nursing and/or intermediate care facilities, clinics licensed by the Department of Public Health and correctional treatment centers regulated by the Department of Health Care Access and Information/Office of Statewide Hospital Plan- ning and Development. See Section 1.10.0 for addi- tional scope provisions.

(14)Applications regulated by the Office of State Fire Marshal include but are not limited to the following in accordance with Section 1.11.0:

(1) Buildings or structures used or intended for use

as an:

1.1. Asylum, jail, prison.

1.2. Mental hospital, hospital, home for the elderly, children’s nursery, children’s home or institution, school or any similar occu- pancy of any capacity.

1.3. Theater, dancehall, skating rink, audito- rium, assembly hall, meeting hall, night- club, fair building or similar place of assemblage where 50 or more persons may gather together in a building, room, or structure for the purpose of amusement, entertainment, instruction, deliberation, worship, drinking or dining, awaiting transportation, or education.

1.4. Small family day care homes, large family day-care homes, residential facilities and residential facilities for the elderly, resi- dential care facilities.

1.5. State institutions or other state-owned or state-occupied buildings.

1.6. High rise structures.

1.7. Motion picture production studios.

1.8. Organized camps.

1.9. Residential structures.

(2) Tents, awnings, or other fabric enclosures used in connection with any occupancy.

(3) Fire alarm devices, equipment, and systems in connection with any occupancy.

(4) Hazardous materials, flammable, and combustible liquids.

(5) Public school automatic fire detection, alarm, and sprinkler systems.

(6) Wildland-urban interface fire areas.

(15)Section 1.12.0 is reserved for public libraries constructed and renovated using funds from the California Library Construction and Renovation Bond Act of 1988 and regulated by the State Librarian.

(16)Section 1.13.0 is reserved for the Department of Water Resources.

(17)For applications listed in Section 1.9.1 regulated by the Division of the State Architect – Access Compli-

ance, outdoor environments and uses shall be clas- sified according to accessibility uses described in Chapters 11A and 11B.

(18)Section 1.14.0 is reserved for Marine Oil Terminals regulated by the California State Lands Commis- sion.

1.1.4 Appendices. Provisions contained in the appendices of this code shall not apply unless specifically adopted by a state agency or adopted by a local enforcing agency in compliance with Health and Safety Code Section 18901 et. seq. for Building Standards Law, Health and Safety Code Section 17950 for State Housing Law and Health and Safety Code Section 13869.7 for Fire Protection Districts. See Section 1.1.8 of this code.
CFC § 1305.2.3.3 Medium relevance — show source text
2, 1305.2.3.3, 1305.2.4.1, 1305.2.5, 1305.2.5.1, 1305.2.6, 1305.2.7.1, 1305.2.8, 1305.2.9, 1305.2.9.1, 1305.2.10, 1305.2.10.1, 1305.2.11, 1305.2.11.1, 1305.2.12.1, 1305.2.13, Table 1305.2.15, 1305.2.15.1, 1305.2.16.1, 1305.2.17, 1305.2.17.1, 1305.2.18, 1305.2.18.1, 1305.2.19, Table 1305.2.19, 1305.2.20, 1305.2.20.1, 1307.1.1, 1401.2, 1402.1, 1402.2, 1402.2.1, 1402.3, 1402.4, 1402.5, 1402.6, 1501.5, 1504.1.1, 1504.1.4.1, 1504.1.7, 1509.1, 1509.3, 1510.1

CEC — 25 : California Energy Code

302.2, 702.7, 708.1, 809.1, 907.1, 1104.1

CFC—25: California Fire Code

101.2.2, 101.4.2, 301.3.1, 302.2, 307.1, 308.1, 802.2.1, 802.2.3, 803.2.3, 803.4.1.1, 803.4.1.2, 803.4.1.3, 803.4.1.4, 803.4.1.5, 803.4.1.6, Table 804.5.1.1(1), 904.1.5, 1011.6.1.1, 1303.1.2, 1305.2.8.1, 1305.2.14, 1305.2.14.1, 1401.2, 1501.1, 1501.5, 1502.1, 1502.1.1, 1502.2, 1502.3, 1504.1, 1507.1, 1507.2

CMC—25: California Mechanical Code

302.2, 702.7, 807.1, 902.1.1, 1008.1, 1305.2.7.1, 1305.2.8, 1305.2.8.1

CPC—25: California Plumbing Code

302.2, 408.1, 702.7, 1009.1, 1009.2, 1009.3, 1009.5, 1302.1.6, 1503.1
CGBSC § 2025 Medium relevance — show source text
This code does not limit the authority of city, county, or city and county government to make necessary changes to the provisions contained in this code.

SAMPLE RESOLUTION FOR ADOPTION OF THE TIER 1 OR TIER 2 PROVISIONS OF THE CALIFORNIA GREEN BUILDING STANDARDS CODE WITH OR WITHOUT ADDITIONAL ITEMS NECESSARY TO ADDRESS INNOVATIVE CONCEPTS OR LOCAL ENVIRONMENTAL CONDITIONS.

ATTACHMENT___.

SAMPLE RESOLUTION ADOPTING THE CALIFORNIA GREEN BUILDING STANDARDS CODE APPENDICES AS A MANDATORY REFERENCE STANDARD

CITY OF ________________________

RESOLUTION # __________________

RESOLUTION ADOPTING ENHANCED GREEN BUILDING MEASURES FOR NEW AND EXISTING RESIDENTIAL CONSTRUCTION.

WHEREAS, the City/County of ______’s (City or County) General Plan sets forth goals for preserving and improving the natural and built environment of the City/County, protecting the health of its residents and visitors, and fostering its economy; and

WHEREAS, green building is a holistic approach to design, construction and demolition that minimizes the building’s impact on the environment, the occupants and the community; and

WHEREAS, green buildings benefit building industry professionals, residents and communities by improving construction quality; increasing building durability; reducing utility, maintenance, water and energy costs; creating healthier homes; and enhancing comfort and livability; and

WHEREAS, the California Green Building Standards Code appendices have included voluntary tiers to provide a city, county, or city and county, building professionals, and the general public with a range of voluntary green building measures for builders to choose from when constructing homes in California; and

WHEREAS, the California Green Building Standards Code appendices benefited from extensive input from a city, county, or city and county, building professionals, State agencies, and recognized green building professionals and the practices contained in these guidelines were selected for their viability in today’s market and their ability to promote sustainable buildings and communities; and

WHEREAS, adoption of the California Green Building Standards Code appendices promotes statewide consistency and predictability for building professionals; and

NOW THEREFORE, BE IT RESOLVED, that the City/County hereby finds that green building design, construction and operation furthers the goals set forth in the City/County General Plan, including land use, conservation, open space and (include others, if applicable).

NOW THEREFORE, BE IT RESOLVED, that newly constructed residential buildings, alterations or additions to residential buildings shall meet the _______ (Tier 1 or Tier 2) measures contained in the California Green Building Standards Code appendices and the green building design, construction and operation innovative concepts or additions or amendment thereto contained in Attachment _____ to address local environmental conditions; and

NOW THEREFORE, BE IT FURTHER RESOLVED, that the City Council or County Board of Supervisors of the City/County of ___________ adopts the California Green Building Standards Code appendices, as they may be amended from time to time, as a City/County mandatory reference document and directs City/County staff to enforce these green building measures as mandatory standards within the City/County.

ADOPTED BY THE FOLLOWING VOTE:

AYES:

NOES:

ABSENT:

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CFC § 1-2 Medium relevance — show source text

CHAPTER TOPICS	Col2
CHAPTER	SUBJECT
1-2	Administration and Definitions
3-4	Wildland-Urban Interface Area Designation and Requirements
5	Building Construction Regulations
6	Fire Protection Requirements
7	Referenced Standards
Appendices A-I	Adoptable and Informational Appendices

Chapter 1 Scope and Administration.

Chapter 2 Definitions.

Chapter 3 Wildland-Urban Interface Areas.

Chapter 3 provides for the fundamental aspect of applying the code—the legal declaration and establishment of wildland-urban interface areas within the adopting jurisdiction, mapping of the area, periodic review and updates.

Chapter 4 Wildland-Urban Interface Area Requirements.

The requirements of Chapter 4 apply to all occupancies in the wildland-urban interface and pertain to all of the following:

Fire service access to the property that is to be protected, including fire apparatus access roads and off-road driveways.
Premises identification.
Key boxes to provide ready access to properties secured by gated roadways or other impediments to rapid fire service access.
Fire protection water supplies, including adequate water sources, pumper apparatus drafting sites, fire hydrant systems and system reliability.
Fire department access to equipment such as fire suppression equipment and fire hydrants.

Chapter 5 Special Building Construction Regulations.

The regulations in Chapter 5 establish minimum standards for the location, design and construction of buildings and structures based on construction within a Fire Hazard Severity Zone or a Wildland-Urban Interface (WUI) Area.

The construction provisions of Chapter 5 are intended to supplement the requirements of the California Building Code and Califor- nia Residential Code and address mitigation of the unique hazards posed to buildings by wildfire and to reduce the hazards of building fires spreading to wildland fuels. This is accomplished by requiring ignition-resistant construction materials.

Chapter 6 Fire Protection Requirements.

Chapter 6 contains additional requirements for development and construction in Local Responsibility Areas (LRA) designated as Very High Fire Hazard Severity Zones and areas designated by the State Fire Marshal as State Responsibility Areas (SRA). While many of these provisions are found in Title 14 and Title 19 of the California Code of Regulations, they are replicated here for the code user. The local jurisdiction has the authority to apply the same regulations to LRA when the regulations are adopted by local ordinance.

The requirements in this chapter reference the process for adoption of Very High Fire Hazard Severity Zones in the LRA; criteria for evaluating existing subdivisions that are at significant fire risk and are without an adequate secondary egress; and criteria for fire safety provisions required in the Safety Element of a city or county General Plan.

2025 CALIFORNIA WILDLAND-URBAN INTERFACE CODE xi

on Jul 18, 2025 11:14 AM (CDT) THEREUNDER.

CEC § 384 Medium relevance — show source text

384 2025 CALIFORNIA MECHANICAL CODE

APPENDICES

The appendices are intended to supplement the provisions of the installation requirements of this code. The definitions in Chapter 2 are also applicable to the appendices.

TABLE OF CONTENTS

Appendix A Page

Residential Plans Examiner Review Form for HVAC System Design..............................................................387

Appendix B

Procedures to be Followed to Place Gas Equipment in Operation..................................................................391

Appendix C

Installation and Testing of Oil (Liquid) Fuel-Fired Equipment ..........................................................................395

Appendix D

Fuel Supply: Manufactured/Mobile Home Parks and Recreational Vehicle Parks ..........................................403

Appendix E

Sustainable Practices ......................................................................................................................................411

Appendix F

Sizing of Venting Systems and Outdoor Combustion and Ventilation Opening Design ..................................533

Appendix G

Example Calculation of Outdoor Air Rate........................................................................................................545

Appendix H

Professional Qualifications ..............................................................................................................................549

Appendix I

Indoor Horticultural Facilities ..........................................................................................................................553

Appendix J

Clean Air Delivery............................................................................................................................................559

2025 CALIFORNIA MECHANICAL CODE 385

386 2025 CALIFORNIA MECHANICAL CODE

CALIFORNIA MECHANICAL CODE – MATRIX ADOPTION TABLE

APPENDIX A – RESIDENTIAL PLAN EXAMINER REVIEW FORM FOR HVAC SYSTEM DESIGN

(Matrix Adoption Tables are non-regulatory, intended only as an aid to the code user. See Chapter 1 for state agency authority and building applications.)

Adopting Agency	BSC	BSC- CG	SFM	HCD	Col6	Col7	DSA	Col9	Col10	OSHPD	Col12	Col13	Col14	Col15	Col16	Col17	BSCC	DPH	AGR	DWR	CEC	CA	SL	SLC
Adopting Agency	BSC	BSC- CG	SFM	1	2	1-AC	AC	SS	SS/CC	1	1R	2	3	4	5	6	6	6	6	6	6	6	6	6
Adopt Entire Chapter
Adopt Entire Chapter as amended (amended sections listed below)
Adopt only those sections that are listed below
Chapter/Section

Frequently asked questions

Who can enforce an adopted appendix?

Enforcement is by the adopting authority: a state agency enforces appendices it adopts for the facilities it regulates; a local enforcing agency (city, county, or fire protection district) enforces appendices it adopts within its jurisdiction — see § 1.1.4 and the matrix adoption notes .

If my city adopts an appendix, does it change the statewide CFC?

No. Adoption by a city makes the appendix enforceable locally; it does not alter the statewide base CFC unless the state or other jurisdictions also adopt the appendix. The baseline rule remains § 101.2.1: appendices apply only where specifically adopted .

Are there appendices that are informational only and never intended for adoption?

Part VII labels appendices as “adoptable and informational.” Whether an appendix is treated as informational or enforceable depends on the adopting authority’s action; absent adoption it remains informational and non-mandatory .

How do I find out whether a specific appendix has been adopted locally?

Check: (1) the local ordinance or municipal code for an express adoption; (2) the jurisdiction’s building/fire department adoption notices; or (3) the CFC matrix adoption tables for state agency adoptions. The code excerpts show the matrix is the reference for state agency adoption status but local adoption is documented in local law .

Does § 101.2.1 mean the appendices have no value?

No — appendices are valuable guidance and are often adopted locally or by state agencies. But their legal force depends on adoption, per § 101.2.1 and § 1.1.4 .

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