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Codes, Standards, and Guidelines

To View County of Los Angeles Code Amendments

Current Codes

Effective January 1, 2017

  • 2017 County of Los Angeles Building Code (Title 26)
  • 2017 County of Los Angeles Electrical Code (Title 27)
  • 2017 County of Los Angeles Plumbing Code (Title 28)
  • 2017 County of Los Angeles Mechanical Code (Title 29)
  • 2017 County of Los Angeles Residential Code (Title 30)
  • 2017 County of Los Angeles Green Building Standards Code (Title 31)
  • 2017 County of Los Angeles Existing Building Code (Title 33)

Enforcement of the provisions of each Code begins on the effective date listed above for projects with an application date on or after their respective effective date. Each Code incorporates local County of Los Angeles amendments and the respective State and model codes.

Purchasing County of Los Angeles Building Standards Code

Building, Residential, Green Building Standards, and Electrical Codes

International Code Council - Los Angeles Regional Office
5360 Workman Mill Road
Whittier, CA 90601-2298
1-800-422-7233
ICC Website

BNI Building News
1-888-BNI-BOOKS BNI Website


Mechanical and Plumbing Codes

International Association of Plumbing and Mechanical Officials (IAPMO)
5001 E. Philadelphia Street
Ontario, CA 91761-2816
1-800-85-IAPMO
International Association of Plumbing and Mechanical Officials (IAPMO) Website

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