CBC · California Building Code

Administration & Permits

Chapter 1 of the CBC sets administration rules and procedures for permits, plan review, inspections, fees and enforcement, centered on § 105 and §§ 103–116.

Last reviewed: July 5, 2026

Overview

Chapter 1 of the California Building Code establishes the scope of the code and how it is administered—defining the authority and duties of the code official and the procedural framework for enforcement (Part 1: §§ 101–102; Part 2: §§ 103–116).

Permits and related procedures are covered principally in § 105 (Permits) and the immediately adjacent administrative sections that govern construction documents (§ 106), fees (§ 108), inspections (§ 109), certificate of occupancy (§ 110), means of appeal (§ 112) and violations (§ 113). These sections set the requirements for applying for and obtaining permits, plan review, permit placement, and the code official’s duties when approving, refusing, suspending, or revoking permits.

Why it matters: a written construction permit is required before most building, alteration, relocation or installation work begins; exemptions and special rules are listed in the code (see § 105.2 and companion residential/occupancy provisions). Time limits, retention of plans, fee limits, and the building official’s authority to suspend or revoke permits are practical items that commonly affect project schedules and compliance.

In this section

Code references

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

  • CBC § 1.8.4 Medium relevance — show source text

    SECTION 1.8.4—PERMITS, FEES, APPLICATIONS AND INSPECTIONS

    1.8.4.1 Permits. A written construction permit shall be obtained from the enforcing agency prior to the erection, construction, recon- struction, installation, moving or alteration of any building or structure.

    Exceptions: 1. Work exempt from permits as specified in Chapter 1, Scope and Application, Division II, Administration, Section R105.2. 2. Changes, alterations or repairs of a minor nature not affecting structural features, egress, sanitation, safety or accessibility as determined by the enforcing agency. 3. Retroactive permits issued in accordance with Health and Safety Code Section 17958.12.

    Exemptions from permit requirements shall not be deemed to grant authorization for any work to be done in any manner in violation of other provisions of law or this code.

    1.8.4.2 Fees. Subject to other provisions of law, the governing body of any city, county, or city and county may prescribe fees to defray the cost of enforcement of rules and regulations promulgated by the Department of Housing and Community Development. The amount of the fees shall not exceed the amount reasonably necessary to administer or process permits, certificates, forms or other documents, or to defray the costs of enforcement. For additional information, see State Housing Law, Health and Safety Code, Division 13, Part 1.5, Section 17951 and California Code of Regulations, Title 25, Division 1, Chapter 1, Subchapter 1, Article 3, commencing with Section 6.

    1.8.4.3 Plan review and time limitations. Subject to other provisions of law, provisions related to plan checking, prohibition of exces- sive delays and contracting with or employment of private parties to perform plan checking are set forth in State Housing Law, Health and Safety Code Section 17960.1, and for employee housing, in Health and Safety Code Section 17021.

    1.8.4.3.1 Retention of plans. The building department of every city, county or city and county shall maintain an official copy, micro- film, electronic or other type of photographic copy of the plans of every building, during the life of the building, for which the department issued a building permit.

    Exceptions:

    1. Single or multiple dwellings not more than two stories and basement in height.

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    2. Garages and other structures appurtenant to buildings listed in Exception 1. 3. Farm or ranch buildings appurtenant to buildings listed in Exception 1. 4. Any one-story building where the span between bearing walls does not exceed 25 feet (7620 mm), except a steel frame or concrete building.

    All plans for common interest developments as defined in Section 4100 of the California Civil Code shall be retained. For additional information regarding plan retention and reproduction of plans by an enforcing agency, see Health and Safety Code Sections 19850 through 19852.

  • CBC § 1-10 Medium relevance — show source text

    1.11 Office of the State Fire Marshal . . . . . . . . . . . . . . . . . . . 1-10

    1.12 Reserved . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15

    1.13 Reserved . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15

    1.14 Reserved . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15

    DIVISION II— SCOPE AND ADMINISTRATION . . . . . . . . . . . . . . . . . 1-17

    Part 1—Scope and Application. . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17

    R101 Scope and General Requirements. . . . . . . . . . . . . . . 1-17

    R102 Applicability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17

    Part 2—Administration and Enforcement . . . . . . . . . . . . . . . . . 1-18

    R103 Code Compliance Agency . . . . . . . . . . . . . . . . . . . . . . 1-18

    R104 Duties and Powers of the Building Official . . . . . . . 1-18

    R105 Permits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20

    R106 Construction Documents . . . . . . . . . . . . . . . . . . . . . . 1-22

    R107 Temporary Structures and Uses . . . . . . . . . . . . . . . . 1-23

    R108 Fees . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23

    R109 Inspections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23

    R110 Certificate of Occupancy. . . . . . . . . . . . . . . . . . . . . . . 1-25

    R111 Service Utilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-25

    R112 Means of Appeals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-25

    R113 Violations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-26

  • CBC § 1612.3.1 Medium relevance — show source text

    G104.10 Use of changed technical data. The floodplain administrator and the applicant shall not use changed flood hazard area boundaries or base flood elevations for proposed buildings or developments unless the floodplain administrator or applicant has applied for a conditional Flood Insurance Rate Map (FIRM) revision and has received the approval of the Federal Emergency Management Agency (FEMA).

    SECTION G105—PERMITS

    G105.1 Required. Any person, owner or owner’s authorized agent who intends to conduct any development in a flood hazard area shall first make application to the floodplain administrator and shall obtain the required permit.

    G105.2 Application for permit. The applicant shall file an application in writing on a form furnished by the floodplain administrator. Such application shall:

    1. Identify and describe the development to be covered by the permit.

    2. Describe the land on which the proposed development is to be conducted by legal description, street address or similar description that will readily identify and definitely locate the site.

    3. Include a site plan showing the delineation of flood hazard areas, floodway boundaries, flood zones, design flood elevations, ground elevations, proposed fill and excavation and drainage patterns and facilities.

    4. Include in subdivision proposals and other proposed developments with more than 50 lots or larger than 5 acres (20 234 m [2] ), base flood elevation data in accordance with Section 1612.3.1 if such data are not identified for the flood hazard areas estab lished in Section G103.2.

    5. Indicate the use and occupancy for which the proposed development is intended.

    6. Be accompanied by construction documents, grading and filling plans and other information deemed appropriate by the floodplain administrator.

    7. State the valuation of the proposed work.

    8. Be signed by the applicant or the applicant’s authorized agent.

    G105.3 Validity of permit. The issuance of a permit under this appendix shall not be construed to be a permit for, or approval of, any violation of this appendix or any other ordinance of the jurisdiction. The issuance of a permit based on submitted documents and information shall not prevent the floodplain administrator from requiring the correction of errors. The floodplain administrator is authorized to prevent occupancy or use of a structure or site that is in violation of this appendix or other ordinances of this jurisdiction.

    G105.4 Expiration. A permit shall become invalid if the proposed development is not commenced within 180 days after its issuance, or if the work authorized is suspended or abandoned for a period of 180 days after the work commences. Extensions shall be requested in writing and justifiable cause demonstrated. The floodplain administrator is authorized to grant, in writing, one or more extensions of time, for periods not more than 180 days each.

    G105.5 Suspension or revocation. The floodplain administrator is authorized to suspend or revoke a permit issued under this appendix wherever the permit is issued in error or on the basis of incorrect, inaccurate or incomplete information, or in violation of any ordinance or code of this jurisdiction.

    SECTION G106—VARIANCES

    G106.1 General. The board of appeals established pursuant to Section 113, or other established or designed board, shall hear and decide requests for variances. The board shall base its determination on technical justifications, and has the right to attach such conditions to variances as it deems necessary to further the purposes and objectives of this appendix and Section 1612.

    G106.2 Records. The floodplain administrator shall maintain a permanent record of all variance actions, including justification for their issuance.

  • CBC § 1.8.3.2.3 Medium relevance — show source text

    Exception: Mobilehome parks where the Department of Housing and Community Development is the enforcing agency.

    1.8.3.2.3 Special Occupancy Parks Act. Refer to the Special Occupancy Parks Act, California Health and Safety Code, Division 13, Part 2.3, commencing with Section 18860 and California Code of Regulations, Title 25, Division 1, Chapter 2.2, commencing with Section 2000 for special occupancy park administrative and enforcement authority, permits, fees, violations, inspections and penalties both within and outside of special occupancy parks.

    Exception: Special occupancy parks where the Department of Housing and Community Development is the enforcing agency.

    1.8.3.2.4 Employee Housing Act. Refer to the Employee Housing Act, California Health and Safety Code, Division 13, Part 1, commencing with Section 17000 and California Code of Regulations, Title 25, Division 1, Chapter 1, Subchapter 3, commencing with Section 600 for employee housing administrative and enforcement authority, permits, fees, violations, inspections and penalties.

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    1.8.3.2.5 Factory-Built Housing Law. Refer to the Factory-Built Housing Law, California Health and Safety Code, Division 13, Part 6, commencing with Section 19960 and California Code of Regulations, Title 25, Division 1, Chapter 3, Subchapter 1, commencing with Section 3000 for factory-built housing administrative and enforcement authority, permits, fees, violations, inspections and penalties.

    SECTION 1.8.4—PERMITS, FEES, APPLICATIONS AND INSPECTIONS

    1.8.4.1 Permits. A written construction permit shall be obtained from the enforcing agency prior to the erection, construction, reconstruction, installation, moving or alteration of any building or structure.

    Exceptions:

    1. Work exempt from permits as specified in Chapter 1, Division II, Scope and Administration, Section 105.2. 2. Changes, alterations or repairs of a minor nature not affecting structural features, egress, sanitation, safety or accessibility as determined by the enforcing agency. 3. Retroactive permits issued in accordance with Health and Safety Code Section 17958.12.

    Exemptions from permit requirements shall not be deemed to grant authorization for any work to be done in any manner in violation of other provisions of law or this code.

    1.8.4.2 Fees. Subject to other provisions of law, the governing body of any city, county, or city and county may prescribe fees to defray the cost of enforcement of rules and regulations promulgated by the Department of Housing and Community Development. The amount of the fees shall not exceed the amount reasonably necessary to administer or process permits, certificates, forms or other documents, or to defray the costs of enforcement. For additional information, see the State Housing Law, Health and Safety Code, Division 13, Part 1.5, Section 17951 and California Code of Regulations, Title 25, Division 1, Chapter 1, Subchapter 1, Article 3, commencing with Section 6.

  • CBC § 105.3.1 Medium relevance — show source text

    Identify and describe the work to be covered by the permit for which application is made. 2. Describe the land on which the proposed work is to be done by legal description, street address or similar description that will readily identify and definitely locate the proposed building or work. 3. Indicate the use and occupancy for which the proposed work is intended. 4. Be accompanied by construction documents and other information as required in Section 107. 5. State the valuation of the proposed work. 6. Be signed by the applicant, or the applicant’s authorized agent. 7. Give such other data and information as required by the building official.

    [A] 105.3.1 Action on application. The building official shall examine or cause to be examined applications for permits and amendments thereto within a reasonable time after filing. If the application or the construction documents do not conform to the requirements of pertinent laws, the building official shall reject such application in writing, stating the reasons therefor. If the building official is satisfied that the proposed work conforms to the requirements of this code and laws and ordinances applicable thereto, the building official shall issue a permit therefor as soon as practicable.

    [A] 105.3.2 Time limitation of application. An application for a permit for any proposed work shall be deemed to have been abandoned 180 days after the date of filing, unless such application has been pursued in good faith or a permit has been issued; except that the building official is authorized to grant one or more extensions of time for additional periods not exceeding 90 days each. The extension shall be requested in writing and justifiable cause demonstrated. [OSHPD 1, 1R, 2, 4 & 5] Time limitation shall be in accordance with the California Administrative Code, Chapter 7, Section 7-129.

    [A] 105.4 Validity of permit. The issuance or granting of a permit shall not be construed to be a permit for, or an approval of, any violation of any of the provisions of this code or of any other ordinance of the jurisdiction. Permits presuming to give authority to violate or cancel the provisions of this code or other ordinances of the jurisdiction shall not be valid. The issuance of a permit based on construction documents and other data shall not prevent the building official from requiring the correction of errors in the construction documents and other data. The building official is authorized to prevent occupancy or use of a structure where in violation of this code or of any other ordinances of this jurisdiction.

    [A] 105.5 Expiration. Every permit issued shall become invalid unless the work on the site authorized by such permit is commenced within 180 days after its issuance, or if the work authorized on the site by such permit is suspended or abandoned for a period of 180 days after the time the work is commenced. The building official is authorized to grant, in writing, one or more extensions of time, for periods not more than 180 days each. The extension shall be requested in writing and justifiable cause demonstrated.

  • CBC § 106.3. Medium relevance — show source text

    ** To obtain a permit, the applicant shall first file an application therefor in writing on a form furnished by the Department of Building Safety for that purpose. Such application shall:

    1. Identify and describe the work in accordance with Chapter 3 to be covered by the permit for which application is made.
    2. Describe the land on which the proposed work is to be done by legal description, street address or similar description that will readily identify and definitely locate the proposed building or work.
    3. Indicate the use and occupancy for which the proposed work is intended.
    4. Be accompanied by construction documents and other information as required in Section 106.3.
    5. State the valuation of the proposed work.
    6. Be signed by the applicant or the applicant’s authorized agent.
    7. Give such other data and information as required by the code official.

    [A] 105.3.1 Action on application. The code official shall examine or cause to be examined applications for permits and amendments thereto within a reasonable time after filing. If the application or the construction documents do not conform to the requirements of pertinent laws, the code official shall reject such application in writing, stating the reasons therefor. If the code official is satisfied that the proposed work conforms to the requirements of this code and laws and ordinances applicable thereto, the code official shall issue a permit therefor as soon as practicable.

    [A] 105.3.2 Time limitation of application. An application for a permit for any proposed work shall be deemed to have been abandoned 180 days after the date of filing, unless such application has been pursued in good faith or a permit has been issued; except that the code official is authorized to grant one or more extensions of time for additional periods not exceeding 90 days each. The extension shall be requested in writing and justifiable cause demonstrated.

    [A] 105.4 Validity of permit. The issuance or granting of a permit shall not be construed to be a permit for, or an approval of, any violation of any of the provisions of this code or of any other ordinance of the jurisdiction. Permits presuming to give authority to violate or cancel the provisions of this code or other ordinances of the jurisdiction shall not be valid. The issuance of a permit based on construction documents and other data shall not prevent the code official from requiring the correction of errors in the construction documents and other data. The code official is authorized to prevent occupancy or use of a structure where in violation of this code or of any other ordinances of this jurisdiction.

    [A] 105.5 Expiration. Every permit issued shall become invalid unless the work on the site authorized by such permit is commenced within 180 days after its issuance, or if the work authorized on the site by such permit is suspended or abandoned for a period of 180 days after the time the work is commenced. The code official is authorized to grant, in writing, one or more extensions of time for periods not more than 180 days each. The extension shall be requested in writing and justifiable cause demonstrated.

  • CBC § 105.4 Medium relevance — show source text

    [A] 105.4 Validity of permit. The issuance or granting of a permit shall not be construed to be a permit for, or an approval of, any violation of any of the provisions of this code or of any other ordinance of the jurisdiction. Permits presuming to give authority to violate or cancel the provisions of this code or other ordinances of the jurisdiction shall not be valid. The issuance of a permit based on construction documents and other data shall not prevent the building official from requiring the correction of errors in the construction documents and other data. The building official is authorized to prevent occupancy or use of a structure where in violation of this code or of any other ordinances of this jurisdiction.

    [A] 105.5 Expiration. Every permit issued shall become invalid unless the work on the site authorized by such permit is commenced within 180 days after its issuance, or if the work authorized on the site by such permit is suspended or abandoned for a period of 180 days after the time the work is commenced. The building official is authorized to grant, in writing, one or more extensions of time, for periods not more than 180 days each. The extension shall be requested in writing and justifiable cause demonstrated.

    105.5.1 Expiration. On or after January 1, 2019, every permit issued shall become invalid unless the work on the site authorized by such permit is commenced within 12 months after its issuance, or if the work authorized on the site by such permit is suspended or abandoned for a period of 12 months after the time the work is commenced. The building official is authorized to grant, in writing, one or more extensions of time, for periods not more than 180 days each. The extension shall be requested in writing and justifiable cause demonstrated . (See Health and Safety Code Section 18938.5 and 18938.6.)

    [A] 105.6 Suspension or revocation. The building official is authorized to suspend or revoke a permit issued under the provisions of this code wherever the permit is issued in error or on the basis of incorrect, inaccurate or incomplete information, or in violation of any ordinance or regulation or any of the provisions of this code.

    [A] 105.7 Placement of permit. The building permit or copy shall be kept on the site of the work until the completion of the project.

    SECTION 106—FLOOR AND ROOF DESIGN LOADS

    [A] 106.1 Live loads posted. In commercial or industrial buildings, for each floor or portion thereof designed for live loads exceeding 50 psf (2.40 kN/m [2] ), such design live loads shall be conspicuously posted by the owner or the owner’s authorized agent in that part of each story in which they apply, using durable signs. It shall be unlawful to remove or deface such notices. [DSA-SS, DSA-SS/CC] These posting requirements also apply to school and state-owned essential services buildings as regulated by DSA.

    106.1.1 Snow load posting. [OSHPD 1, 1R, 2, 4 & 5] Snow loads used in design shall be posted as for live loads.

  • CBC § 105.3.2 Medium relevance — show source text

    [A] 105.3.2 Time limitation of application. An application for a permit for any proposed work shall be deemed to have been abandoned 180 days after the date of filing, unless such application has been pursued in good faith or a permit has been issued; except that the code official is authorized to grant one or more extensions of time for additional periods not exceeding 90 days each. The extension shall be requested in writing and justifiable cause demonstrated.

    [A] 105.4 Validity of permit. The issuance or granting of a permit shall not be construed to be a permit for, or an approval of, any violation of any of the provisions of this code or of any other ordinance of the jurisdiction. Permits presuming to give authority to violate or cancel the provisions of this code or other ordinances of the jurisdiction shall not be valid. The issuance of a permit based on construction documents and other data shall not prevent the code official from requiring the correction of errors in the construction documents and other data. The code official is authorized to prevent occupancy or use of a structure where in violation of this code or of any other ordinances of this jurisdiction.

    [A] 105.5 Expiration. Every permit issued shall become invalid unless the work on the site authorized by such permit is commenced within 180 days after its issuance, or if the work authorized on the site by such permit is suspended or abandoned for a period of 180 days after the time the work is commenced. The code official is authorized to grant, in writing, one or more extensions of time for periods not more than 180 days each. The extension shall be requested in writing and justifiable cause demonstrated.

    105.5.1 Expiration. On or after January 1, 2019, every permit issued shall become invalid unless the work on the site authorized by such permit is commenced within 12 months after its issuance or if the work authorized on the site by such permit is suspended or abandoned for a period of 12 months after the time the work is commenced. The building official is authorized to grant, in writing, one or more extensions of time for periods not more than 180 days each. The extension shall be requested in writing and justifiable cause demonstrated. (See Health and Safety Code Section 18938.5 and 18938.6).

    [A] 105.6 Suspension or revocation. The code official is authorized to suspend or revoke a permit issued under the provisions of this code wherever the permit is issued in error or on the basis of incorrect, inaccurate or incomplete information, or in violation of any ordinance or regulation or any of the provisions of this code.

    [A] 105.7 Placement of permit. The building permit or copy shall be kept on the site of the work until the completion of the project.

    SECTION 106—CONSTRUCTION DOCUMENTS

    [A] 106.1 General. Submittal documents consisting of construction documents, special inspection and structural observation programs, investigation and evaluation reports, and other data shall be submitted in two or more sets, or in a digital format where allowed by the code official, with each application for a permit. The construction documents shall be prepared by a registered

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    design professional where required by the statutes of the jurisdiction in which the project is to be constructed. Where special conditions exist, the code official is authorized to require additional construction documents to be prepared by a registered design professional.

  • CBC § 1.8.3.2.5 Medium relevance — show source text

    Title 25, Division 1, Chapter 1, Subchapter 3, com- mencing with Section 600 for employee housing administrative and enforcement authority, permits, fees, violations, inspections, and penalties.

    1.8.3.2.5 Factory-Built Housing Law. Refer to the Factory-Built Housing Law, California Health and Safety Code, Division 13, Part 6 commencing with Section 19960 and California Code of Regulations, Title 25, Division 1, Chapter 3, Subchapter 1, com- mencing with Section 3000 for factory-built housing administrative and enforcement authority, permits, fees, violations, inspections, and penalties.

    1.8.4 Permits, Fees, Applications, and Inspections.

    1.8.4.1 Permits. A written construction permit shall be obtained from the enforcing agency prior to the erection, construction, reconstruction, installation, relocation, or alteration of any plumbing system.

    Exceptions:

    1. Work exempt from permits as specified in Chapter 1, Administration, Division II, Section 104.2 items (1)-(2) of this code.

    2. Changes, alterations, or repairs of a minor nature not affecting structural features, egress, sanitation, safety, or accessibility as determined by the enforc- ing agency.

    3. Retroactive permits issued in accordance with Health and Safety Code Section 17958.12.

    Exemptions from permit requirements shall not be deemed to grant authorization for any work to be done in any manner in violation of other provisions of law or this code.

    1.8.4.2 Fees. Subject to other provisions of law, the gov- erning body of any city, county, or city and county may prescribe fees to defray the cost of enforcement of rules and regulations promulgated by the Department of Hous- ing and Community Development. The amount of the fees shall not exceed the amount reasonably necessary to administer or process permits, certificates, forms, or other documents, or to defray the costs of enforcement. For additional information, see State Housing Law, Health and Safety Code, Division 13, Part 1.5, Section 17951 and California Code of Regulations, Title 25, Division 1, Chapter 1, Subchapter 1, Article 3, com- mencing with Section 6.

    1.8.4.3 Plan Review and Time Limitations. Subject to other provisions of law, provisions related to plan check- ing, prohibition of excessive delays, and contracting with or employment of private parties to perform plan check- ing are set forth in the State Housing Law, Health and Safety Code Section 17960.1, and for employee housing, in Health and Safety Code Section 17021.

    1.8.4.3.1 Retention of Plans. The building depart- ment of every city, county, or city and county shall maintain an official copy, microfilm, or electronic or other type of photographic copy of the plans of every building, during the life of the building, for which the department issued a building permit.

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  • CBC § 105.4.2 Medium relevance — show source text

    [A] 105.4.2 Time limitation of application. An application for a permit for any proposed work shall be deemed to have been abandoned 180 days after the date of filing, unless such application has been pursued in good faith or a permit has been issued; except that the code official is authorized to grant one or more extensions of time for additional periods not exceeding 180 days each. The extension shall be requested in writing and justifiable cause demonstrated.

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    [A] 105.5 Permit approval. Before a permit is issued, the code official, or an authorized representative, shall review and approve permitted uses, occupancies or structures. Where laws or regulations are enforceable by other agencies or departments, a joint approval shall be obtained from agencies or departments concerned.

    [A] 105.6 Permit issuance. The application, plans, specifications and other data filed by an applicant for a permit shall be reviewed by the code official. If the code official finds that the work described in an application for a permit and the plan, specifications and other data filed therewith conform to the requirements of this code, the code official is allowed to issue a permit to the applicant.

    When the code official issues the permit, the code official shall endorse in writing or stamp the plans and specifications APPROVED. Such approved plans and specifications shall not be changed, modified or altered without authorization from the code official, and work regulated by this code shall be done in accordance with the approved plans.

    [A] 105.6.1 Refusal to issue a permit. Where the application or construction documents do not conform to the requirements of pertinent laws, the code official shall reject such application in writing, stating the reasons therefor.

    [A] 105.7 Validity of permit. The issuance or granting of a permit or approval of plans, specifications and computations shall not be construed to be a permit for, or an approval of, any violation of any of the provisions of this code or of any other ordinance of the jurisdiction. Permits presuming to give authority to violate or conceal the provisions of this code or other ordinances of the jurisdiction shall not be valid.

    [A] 105.8 Expiration. On or after January 1, 2019, every permit issued shall become invalid unless the work on the site authorized by such permit is commenced within 12 months after its issuance or if the work authorized on the site by such permit is suspended or aban- doned for a period of 12 months after the time the work is commenced. The building official is authorized to grant, in writing, one or more extensions of time for periods not more than 180 days each. The extension shall be requested in writing and justifiable cause demon- strated. (See Health and Safety Code Section 18938.5 and 18938.6.)

    [A] 105.9 Retention of permits. Permits shall at all times be kept on the premises designated therein and shall at all times be subject to inspection by the code official or other authorized representative.

    [A] 105.10 Revocation of permits. Permits issued under this code can be suspended or revoked where it is determined by the code official that:

  • CBC § 7.5 Medium relevance — show source text

    7.5|Fees|N||||||||| |104.8|Liability|Y||||||||| |104.8.1|Legal defense|Y||||||||| |104.9|Approved materials
    and equipment|N||||||||| |104.9.1|Material and
    equipment reuse|N||||||||| |104.10|Other agencies|N||||||||| |105|Permits|Y||||||||| |105.1|General|Y||||||||| |105.2|Permits required|Y||||||||| |105.3|Work exempt from
    permit|Y||||||||| |105.4|Permit application|Y||||||||| |105.4.1|Preliminary
    inspection|N||||||||| |105.4.2|Time limitation of
    application|N||||||||| |105.5|Permit approval|N||||||||| |105.6|Permit issuance|N||||||||| |105.6.1|Refusal to issue a
    permit|N||||||||| |105.7|Validity of permit|N||||||||| |105.8|Expiration|Y||105.5.1||||||| |105.9|Retention of permits|N|||||||||

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    APPENDIX H—REFERENCED CALIFORNIA DOCUMENTS

    2025 CWUIC—continued Col2 Adopted
    Yes/No
    IWUIC
    Section
    CBC
    Section
    CFC
    Section
    Title 14,
    Division 1.5
    Section
    Title 19,
    Division 1
    Section
    Gov Code
    Section
    PRC
    Section
    HSC
    Section
    Section Title Title Title Title Title Title Title Title Title Title
    Chapter 1 _Division II—_Scope and Administration _Division II—_Scope and Administration _Division II—_Scope and Administration _Division II—_Scope and Administration _Division II—_Scope and Administration _Division II—_Scope and Administration _Division II—_Scope and Administration _Division II—_Scope and Administration _Division II—_Scope and Administration _Division II—_Scope and Administration
    105.10 Revocation of permits Y
    106 Construction
    documents
    Y
    106.1 General Y 107.1
    106.2 Information on plans
    and specifications
    Y
    106.3 Site plan Y
    106.4 Vegetation manage-
    ment_compliance_
    Y 701A.5
    106.5 Fire protection plan Y
    106.6 Other data and
    substantiation
    N
    106.7 Vicinity plan Y
    106.8 Retention of plans Y 1.11.3.5
    106.9 Examination of
    documents
    N
    106.
  • CBC § 3.1 Medium relevance — show source text

    R105.3.1 Action on application. The building official shall examine or cause to be examined applications for permits and amendments thereto within a reasonable time after filing. If the application or the construction documents do not conform to the requirements of pertinent laws, the building official shall reject such application in writing stating the reasons therefor. If the building official is satisfied that the proposed work conforms to the requirements of this code and laws and ordinances applicable thereto, the building official shall issue a permit therefor as soon as practicable.

    R105.3.2 Time limitation of application. An application for a permit for any proposed work shall be deemed to have been abandoned 180 days after the date of filing unless such application has been pursued in good faith or a permit has been issued; except that the building official is authorized to grant one or more extensions of time for additional periods not exceeding 180 days each. The extension shall be requested in writing and justifiable cause demonstrated.

    R105.4 Validity of permit. The issuance or granting of a permit shall not be construed to be a permit for, or an approval of, any violation of any of the provisions of this code or of any other ordinance of the jurisdiction. Permits presuming to give authority to violate or cancel the provisions of this code or other ordinances of the jurisdiction shall not be valid. The issuance of a permit based on

    2025 CALIFORNIA RESIDENTIAL CODE 1-21

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

    DIVISION II SCOPE AND ADMINISTRATION

    construction documents and other data shall not prevent the building official from requiring the correction of errors in the construction documents and other data. The building official is authorized to prevent occupancy or use of a structure where in violation of this code or of any other ordinances of this jurisdiction.

    R105.5 Expiration. Every permit issued shall become invalid unless the work authorized by such permit is commenced within 180 days after its issuance or after commencement of work if more than 180 days pass between inspections. The building official is authorized to grant, in writing, one or more extensions of time, for periods not more than 180 days each. The extension shall be requested in writing and justifiable cause demonstrated.

    R105.5.1 Expiration . On or after January 1, 2019, every permit issued shall become invalid unless the work on the site authorized by such permit is commenced within 12 months after its issuance or if the work authorized on the site by such permit is suspended or abandoned for a period of 12 months after the time the work is commenced. The building official is authorized to grant, in writing, one or more extensions of time, for periods not more than 180 days each. The extension shall be requested in writing and justifiable cause demonstrated . (See Health and Safety Code Section 18938.5 and 18938.6.)

    R105.6 Suspension or revocation. The building official is authorized to suspend or revoke a permit issued under the provisions of this code wherever the permit is issued in error or on the basis of incorrect, inaccurate or incomplete information, or in violation of any ordinance or regulation or any of the provisions of this code.

    R105.7 Placement of permit. The building permit or a copy shall be kept on the site of the work until the completion of the project.

    R105.8 Responsibility. It shall be the duty of every person who performs work for the installation or repair of building, structure, electrical, gas, mechanical or plumbing systems, for which this code is applicable, to comply with this code.

Frequently asked questions

Do I always need a building permit before starting work?

Most construction, alteration, relocation or installation work requires a written construction permit; limited exemptions are identified in § 105.2 and in occupancy- or trade-specific provisions (for example, the residential code’s R105 series). Check the applicable § 105 exemptions for your scope of work.

How long does a permit remain valid?

Permits expire if work is not commenced within the time set by the code (historically 180 days in many sections), and on or after Jan 1, 2019 the code includes a 12‑month commencement/abandonment rule with authority for the building official to grant written extensions; see § 105.5 and § 105.5.1 for the details.

Can a permit be suspended or revoked?

Yes. The code authorizes the code official or building official to suspend or revoke a permit issued in error or based on incorrect, incomplete or false information, or when conditions of the permit or the code are violated; see the suspension/revocation provisions in § 105.5–105.6 and related local-adoption notes.

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