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California Building Codes

Codes

Adoption Info

INCORPORATED UPDATES
2022 Triennial Edition of Title 24

 
effective January 1, 2023
Original documents
2019 Triennial Edition of Title 24

Title 24, Part 2 California Building Code

Volume 1
 
July 2021 Supplement
effective July 1, 2021
Original document
 
October 2020 Errata (non-substantive corrections)
effective October 1, 2020
Original document
 
January 2020 Errata (non-substantive corrections)
effective January 1, 2020
Original document
Volume 2
 
July 2021 Supplement
effective July 1, 2021
Original document
 
October 2020 Errata (non-substantive corrections)
effective October 1, 2020
Original document
 
January 2020 Errata (non-substantive corrections)
effective January 1, 2020
Original document
Volume 1 and 2
First Version - July 2019
effective January 1, 2020

Title 24, Part 2.5, California Residential Code

 
July 2021 Supplement
effective July 1, 2021
Original document
 
January 2020 Errata (non-substantive corrections)
effective January 1, 2020
Original document
First Version - July 2019
effective January 1, 2020

Title 24, Part 10, California Existing Building Code

 
July 2021 Supplement
effective July 1, 2021
Original document
 
January 2020 Errata (non-substantive corrections)
effective January 1, 2020
Original document
First Version - July 2019
effective January 1, 2020

Title 24, Part 9, California Fire Code

 
July 2021 Supplement
effective July 1, 2021
Original document
 
October 2020 Errata (non-substantive corrections)
effective October 1, 2020
Original document
 
January 2020 Errata (non-substantive corrections)
effective January 1, 2020
Original document
First Version - July 2019
effective January 1, 2020

Title 24, Part 3, California Electrical Code

2019 California Electrical Code
effective January 1, 2020
Original document

Title 24, Part 5, California Plumbing Code

 
July 2021 Supplement
effective July 1, 2021
Original document
 
September 2020 Errata (non-substantive corrections)
effective September 1, 2020
Original document
 
January 2020 Errata (non-substantive corrections)
effective January 1, 2020
Original document
 
CWoRE—Part 5 Supplement (non-substantive corrections)
effective August 17, 2019
Original document

Title 24, Part 4, California Mechanical Code

 
July 2021 Supplement
effective July 1, 2021
Original document
 
January 2020 Errata (non-substantive corrections)
effective January 1, 2020
Original document

Title 24, Part 1, California Administrative Code

 
July 2021 Supplement
effective July 1, 2021
Original document
 
January 2020 Errata (non-substantive corrections)
effective January 1, 2020
Original document
First Version - July 2019
effective January 1, 2020

Title 24, Part 6, California Energy Code

 
January 2020 Errata (non-substantive corrections)
effective January 1, 2020
Original document
First Version - July 2019
effective January 1, 2020

Title 24, Part 11, California Green Building Standards Code

 
July 2021 Supplement
effective July 1, 2021
Original document
 
January 2020 Errata (non-substantive corrections)
effective January 1, 2020
Original document
 
CWoRE—Part 11 Supplement
effective August 17, 2019
Original document
First Version - July 2019
effective January 1, 2020

Title 24, Part 8, California Historical Building Code

First Version - July 2019
effective January 1, 2020

Title 24, Part 12, California Referenced Standards Code

First Version - July 2016
effective January 1, 2020
Original document

2016 Triennial Edition of Title 24

Title 24, Part 2, California Building Code

Volume 1
July 2016 Emergency Supplement Version
effective January 1, 2017
July 2018 Supplement
effective January 1, 2017
September 2017 Errata
effective January 1, 2017
January 2017 Emergency Supplemental Version
effective January 1, 2017
January 2017 Errata
effective January 1, 2017
First Version - July 2016
effective January 1, 2017

Volume 2
April 2018 Emergency Supplement Version
effective January 1, 2017
December 2017 Emergency Supplement Version
effective January 1, 2017
December 2017 Emergency Supplement Version and
January 2018 Non-Regulatory Change Supplement
effective January 1, 2017
July 2018 Supplement
effective January 1, 2017
September 2017 Errata
effective January 1, 2017
January 2017 Emergency Supplement Version
effective January 1, 2017
January 2017 Errata
effective January 1, 2017
First Version - July 2016
effective January 1, 2017

Title 24, Part 2.5, California Residential Code

April 2018 Emergency Supplement Version
effective January 1, 2017
January 2018 Supplement
effective January 1, 2017
July 2018 Supplement
effective January 1, 2017
September 2017 Errata
effective January 1, 2017
January 2017 Errata
effective January 1, 2017
First Version - July 2016
effective January 1, 2017

Title 24, Part 9, California Fire Code

July 2018 Supplement
effective January 1, 2017
September 2017 Errata
effective January 1, 2017
January 2017 Errata
effective January 1, 2017
First Version - July 2016
effective January 1, 2017

Title 24, Part 5, California Plumbing Code

CWoRE Supplement
effective August 17, 2019
Original document
July 2018 Supplement
effective July 1, 2018
Original document
January 2017 Errata
effective January 1, 2017
Original document

Title 24, Part 4, California Mechanical Code

July 2018 Supplement
effective July 1, 2018
Original document
January 2017 Errata
effective January 1, 2017
Original document

Title 24, Part 1, California Administrative Code

January 2019 Emergency Supplement Version
effective January 1, 2017
July 2018 Supplement
effective January 1, 2017
January 2017 Errata
effective January 1, 2017
First Version - July 2016
effective January 1, 2017

Title 24, Part 10, California Existing Building Code

July 2016 Emergency Supplement Version
effective January 1, 2017
January 2017 Errata
effective January 1, 2017
January 2017 Emergency Supplement Version
effective January 1, 2017
First Version - July 2016
effective January 1, 2017

Title 24, Part 6, California Energy Code

First Version - July 2016
effective January 1, 2017

Title 24, Part 11, California Green Building Standards Code

August 2019 Supplement
effective January 1, 2017
July 2018 Supplement
effective January 1, 2017
January 2017 Errata
effective January 1, 2017
First Version - July 2016
effective January 1, 2017

Title 24, Part 8, California Historical Building Code

First Version - July 2016
effective January 1, 2017

Title 24, Part 12, California Referenced Standards Code

July 2018 Supplement
effective January 1, 2017
First Version - July 2016
effective January 1, 2017

California Building Codes

The building codes of California adopt the the California Building Code 2022 (Vol 1 & 2) , California Residential Code 2022, California Existing Building Code 2022, California Plumbing Code 2022, California Mechanical Code 2022, California Green Building Standards Code 2022, California Historical Building Code 2022, California Fire Code 2022, California Administrative Code 2022, California Referenced Standards Code 2022, and California Energy Code 2022.

California building codes, including the fire and residential codes

California Agencies

California Building Standards Commission
Website: http://www.bsc.ca.gov/default.htm
Address: 2525 Natomas Park Drive, Suite 130, Sacramento, CA 95833
Email: cbsc@dgs.ca.gov
Phone: (916) 263-0916

Office of the State Fire Marshal - Headquarters
Website: https://osfm.fire.ca.gov
Address: 715 P Street, Sacramento, CA 95814
P.O. Box: 944246 Sacramento, CA 94244-2460
Phone: (916) 568-3800

California Energy Commission
Website: https://www.energy.ca.gov/
Address: 715 P Street, Sacramento, CA 95814
Phone:
Toll-free in California: 800-555-7794
Outside California: 916-654-4287