Skip to content

Chapter 1 — ADMINISTRATIVE REGULATIONS OF THE

California Administrative Code (Title 24, Part 1) · 2019 edition · updated 2026-09-10 · California

ADMINISTRATIVE REGULATIONS OF THE CALIFORNIA BUILDING STANDARDS COMMISSION

ARTICLE 1 DSA-SS Identifies code provisions by the Division of the
GENERAL State Architect-Structural Safety
The following abbreviations shall
rnia Code of Regulations. Abbrevia-
ded in each of the other 12 parts of
tion in this section conflicts with an
ther part of Title 24, the abbreviation
DSA-SS/CC
DSA-AC
Identifies provisions by the Division of the
State Architect-Structural Safety, applicable to
Community Colleges as specified
Identifies code provisions by the Division of the
rt shall prevail within that part. State Architect-Access Compliance
egarding the code provisions adopted
e application of such code provisions,
strative chapters in the appropriate
DOE
DOT
Department of Education
Department of Transportation
_ nia Code of Regulations._ HCD Housing and Community Development
t of Food and Agriculture HCD 1 Identifies code provisions by HCD
ode provisions by the Building Stan-
mission
HCD 2 Identifies code provisions by HCD

he California Green Building Stan-
(CALGreen) provisions by BSC
ode provisions by the Board of State
unity Corrections
HCD 1AC
IBC
IFC
Identifies Housing Accessibility code provisions
by HCD
International Building Code®
International Fire Code®
t of Consumer Affairs IEBC International Existing Building Code®
Green Building Standards Code IRC International Residential Code®
n), Part 11 of Title 24 NEC National Electrical Code®
_ Building Code_(Part 2 of Title 24) NFPA National Fire Protection Association
Code of Regulations OHP Office of Historical Preservation
_ Existing Building Code_ (Part 10 of OSHPD Office of Statewide Health Planning and Devel-
_ Electrical Code_(Part 3 of Title 24) OSHPD 1 opment
_ Energy Code_ (Part 6 of Title 24) and 1R Identifies code provisions by OSHPD
_ Energy Commission_ OSHPD 2 Identifies code provisions by OSHPD
_ Historical Building Code_(Part 8 of OSHPD 3 Identifies code provisions by OSHPD
OSHPD 4 Identifies code provisions by OSHPD
_ Mechanical Code_(Part 4 of Title 24) OSHPD 5 Identifies code provisions by OSHPD
_ Plumbing Code_(Part 5 of Title 24) SFM Identifies code provisions by the Office of the
_ Residential Code_(Part 2.5 of Title 24) State Fire Marshal
_ Referenced Standards Code_ (Part 12 SHBSB Identifies code provisions by the State Histori-
) cal Building Safety Board
ode provisions by the Department of SL Identifies code provisions by the State Library
lth SLC Identifies code provisions by the State Lands
ode provisions by the Department of Commission
ources UBC™ Uniform Building Code; the UBC is no longer
of the State Architect, a division published or adopted in the current edition of
Department of General Services Title 24
AGR Department of Food and Agriculture
BSC Identifies code provisions by the Building Stan-
dards Commission
BSC-CG Identifies the California Green Building Stan-
dards Code (CALGreen) provisions by BSC
BSCC Identifies code provisions by the Board of State
and Community Corrections
CA Department of Consumer Affairs
CALGreen California Green Building Standards Code
(CALGreen), Part 11 of Title 24
CBC California Building Code(Part 2 of Title 24)
CCR California Code of Regulations
CEBC California Existing Building Code (Part 10 of
Title 24)
CEC California Electrical Code(Part 3 of Title 24)
CEC California Energy Code (Part 6 of Title 24)
CEC California Energy Commission
CHBC California Historical Building Code(Part 8 of
Title 24)
CMC California Mechanical Code(Part 4 of Title 24)
CPC California Plumbing Code(Part 5 of Title 24)
CRC California Residential Code(Part 2.5 of Title 24)
CRSC California Referenced Standards Code (Part 12
of Title 24)
DPH Identifies code provisions by the Department of
Public Health
DWR Identifies code provisions by the Department of
Water Resources
DSA Division of the State Architect, a division
within the Department of General Services

2019 CALIFORNIA ADMINISTRATIVE CODE 1

Copyright © 2019 ICC. ALL RIGHTS RESERVED. Accessed by Kevin Day (kevin.day@dgs.ca.gov), (California Building Standards Commission) Order Number #100735044 on Jul 24, 2019 03:54 PM (PDT) pursuant to License Agreement with ICC. No further reproduction or distribution authorized. Single user only, copying and networking prohibited. ANY UNAUTHORIZED REPRODUCTION OR DISTRIBUTION IS A VIOLATION OF THE FEDERAL COPYRIGHT ACT AND THE LICENSE AGREEMENT, AND SUBJECT TO CIVIL AND CRIMINAL PENALTIES THEREUNDER.

100735044

ADMINISTRATIVE REGULATIONS OF THE CALIFORNIA BUILDING STANDARDS COMMISSION

UBC STDS Uniform Building Code Standards ; the UBC

STDS is no longer published, but relevant standards are referenced in the CEBC

UFC Uniform Fire Code; the UFC is no longer published or adopted in the current edition of Title 24

UHC Uniform Housing Code ; adopted by HCD in Chapter 1 of Title 25

UMC Uniform Mechanical Code ®

UPC Uniform Plumbing Code ®

Authority: Government Code Section 11000, and Health and Safety Code Sections 18931 (f) and 18940.5.

Reference: Government Code Section 11000, and Health and Safety Code Sections 18931 (d) and 18940.5.

1-103 Definitions. The following definitions shall apply to

1-103. Definitions. The following definitions shall apply to this Chapter 1, of Part 1, of Title 24, California Code of Regulations. Definitions may also be provided in each of the other 12 parts of Title 24. If a definition in this section conflicts with a definition within another part of Title 24, the definition reference in the other part shall prevail within that part.

ADOPTING AGENCY (or state adopting agency). An agency of state government with authority in law to develop and adopt building standards for approval and publication in Title 24, California Code of Regulations, by the Commission. An adopting agency has authority to conduct public hearings aside from the public hearings conducted by the Commission. See Proposing Agency.

APPEAL. An appeal to the Commission, as provided and limited by Health and Safety Code Sections 18945 through 18949, by any person adversely affected by the application of an existing building standard or administrative regulation in Title 24, by a state agency or local agency.

BUILDING STANDARDS ADMINISTRATION SPE- CIAL REVOLVING FUND (the Fund). The Fund established in the State Treasury to receive funds submitted by the Commission pursuant to the provisions of Health and Safety Code Section 18931.6 and Article 5.

CALGreen. The California Green Building Standards in Part 11 of Title 24, California Code of Regulations.

CODE ADVISORY COMMITTEE. An advisory panel or body appointed to advise the Commission with respect to building standards as authorized by Health and Safety Code Section 18927.

CODE CHANGE (proposed provision). A proposed addition, amendment, repeal or adoption of a building standard as defined by Health and Safety Code Section 18909, or of an administrative regulation of Title 24.

CODE CHANGE SUBMITTAL (rulemaking file). The rulemaking file submitted by a state proposing agency, which includes the proposed code change(s) or provision(s) for Title 24, along with justification and all other required documents, submitted to the Commission by a proposing agency.

COMMISSION. The California Building Standards Commission established under Health and Safety Code, Division 13, Part 2.5, commencing with Section 18901.

DEPARTMENT. The Department of Housing and Community Development.

ENFORCING AGENCY (or Enforcement Agency). An agency, board, commission, department, division, office or individual assigned by law or ordinance as being responsible for the enforcement of building standards.

EXECUTIVE DIRECTOR. The Chief Executive appointed by the California Building Standards Commission pursuant to Health and Safety Code Section 18925, to carry out the duties assigned by the California Building Standards Commission as designated in Health and Safety Code, Division 13, Part 2.5, commencing with Section 18901.

FEES, APPROPRIATE FRACTIONS THEREOF. Fee increments for permit values less than $100,000 as described in Article 5, Section 1-505.

JUSTIFICATION. An initial statement of reasons and the information needed to complete a notice of proposed action, including a determination as to the effect of the code change on housing costs.

NOTICE OF PROPOSED ACTION. For the purposes of this chapter is synonymous with the term Notice of Proposed Building Standard.

OFFICE. The Office of the State Fire Marshal.

PETITION. A written submittal to the Commission by any local government agency, firm or member of the public for the purpose of proposing a new building standard or administrative regulation in Title 24, or the amendment or repeal of an existing building standard or administrative regulation in Title 24 that is currently effective.

PROPOSING AGENCY (or state proposing agency). A state agency having authority and responsibility to propose a building standard for adoption by the Commission and publication in Title 24, California Code of Regulations. A proposing agency does not have authority to conduct public hearings for the adoption of building standards. See Adopting Agency.

PUBLIC UTILITY. The California Public Utilities Commission (PUC); or which would otherwise by regulated by the PUC but are exempted by municipal charter.

SPECIAL CODE ADVISORY COMMITTEE. An ad hoc committee established by the Commission, when necessary, to advise the Commission on a subject in the code needing extensive revision or on a complex subject which needs to be regulated or to perform a review of a proposed code change that warrants special technical review.

STATE AGENCY REPRESENTATIVE(S). For the purposes of this chapter means representative(s) of state proposing or adopting agencies.

TECHNICAL REVIEW. A review of a proposed code change and its justification conducted pursuant to Health and Safety Code Section 18930 (c), (d), (e), (f) to ensure

2 2019 CALIFORNIA ADMINISTRATIVE CODE

Copyright © 2019 ICC. ALL RIGHTS RESERVED. Accessed by Kevin Day (kevin.day@dgs.ca.gov), (California Building Standards Commission) Order Number #100735044 on Jul 24, 2019 03:54 PM (PDT) pursuant to License Agreement with ICC. No further reproduction or distribution authorized. Single user only, copying and networking prohibited. ANY UNAUTHORIZED REPRODUCTION OR DISTRIBUTION IS A VIOLATION OF THE FEDERAL COPYRIGHT ACT AND THE LICENSE AGREEMENT, AND SUBJECT TO CIVIL AND CRIMINAL PENALTIES THEREUNDER.

100735044

ADMINISTRATIVE REGULATIONS OF THE CALIFORNIA BUILDING STANDARDS COMMISSION

that a code change is justified in terms of nine-point criteria of Health and Safety Code Section 18930 (a).

TITLE 24. The 24th title within the California Code of Regulations, also referred to as the California Building Standards Code. Title 24 is reserved for building standards and administrative regulations to implement building standards approved and published, or caused to be published, by the California Building Standards Commission.

Authority: Government Code 11000, and Health and Safety Code Sections 18929.1, 18931(f) and 18949.6.

Reference: Government Code 11000, and Health and Safety Code Sections 18927, 18929–18932, 18934, 18935, 18936, 18949.1, 18949.2, 18949.3, 18949.5 and 18949.6.

1-105 Use of Commission indicia.

1-105. Use of Commission indicia.

(a) Other than the Commission, no person, firm, agency or organization shall copy, duplicate, reprint or otherwise use the indicia of the Commission without the express written approval of the Commission. For the purposes of this section, the Commission’s indicia shall include but not be limited to any logo, symbol or emblem used by the Commission to identify codes, standards, bulletins and other documents or properties as being issued, adopted, approved, published or maintained by the Commission.

(b) Requests for approval to copy, duplicate, reprint or otherwise use the indicia of the Commission shall be in writing and be submitted to the Executive Director, California Building Standards Commission, 2525 Natomas Park Drive, Suite 130, Sacramento, California 95833. The address should be confirmed at the Commission’s website: www.dgs.ca.gov/ bsc. Requests shall include the identification of the intended document or material that is to include the indicium or indicia of the Commission, and the time frame for the proposed usage.

(c) The Executive Director, or designee, shall provide a written response to requests received pursuant to subsection (b). Approvals of indicia usage may include limitations to a specific usage, type of document or material, and/or time frame. Denial of indicia usage shall include the reasoning for the denial. The Commission shall consider reasonably corrected resubmittals.

Authority: Health and Safety Code Section 18931(f).

Reference: Health and Safety Code Section 18931(f).

Get a plain-English answer with a citation back to this text.

Ask AI about this code
Contents — California Administrative Code (Title 24, Part 1)

GoCodebook provides public access, search, citation, multilingual explanation, and practical interpretation of legally adopted building regulations. It is not a substitute for the official ICC or California code publications.