Links to the California Energy Commission’s archive for past Building Energy Efficiency Standards, starting in 1978. The Building Energy Efficiency Standards are part of the California’s Building Standards Code (Part 6 of Title 24). Current standards are on the Building Energy Efficiency Standards page.

The 2013 Standards went into effect July 1, 2014.

2013 Building Energy Efficiency Standards

Contact Title 24 Hotline at the email and phone numbers to the right for any 1978  to 2008 documents.