Welcome to the California Energy Commission

Current Standards (2005)

Archive of Building Energy Efficiency Standards

This archive is made available for historical reference only.

For current standards and manuals visit the Title 24 Standards page.

All files are in Adobe Acrobat format.


1978 Building Standards

New Residential and New Nonresidential Buildings
(114 pgs, 5.8 mb) July 1978 # CEC-400-1978-001.


1980 Building Standards

Nonresidential Buildings
(71 pgs, 3.8 mb) February 1980 # CEC-400-1980-001.

Residential Buildings
(41 pgs, 2.9 mb) September 1980 # CEC-400-1980-002.


1982 Building Standards

Standards for New Nonresidential Buildings
(89 pgs, 4.1 mb) July 1982 # CEC-400-1982-001 (formerly 400-82-054).

Standards for New Residential Buildings
(85 pgs, 3.7 mb) July 1982 # CEC-400-1982-002 (formerly 400-81-005).

Standards for New Apartment Houses (With Four or More Habitable Stories) and Hotels
(59 pgs, 3.1 mb) July 1982 # CEC-400-1982-003 (formerly 400-82-055).

Standards for New Residential Buildings Except Apartment Houses with Four or More Habitable Stories and Hotels - 1983 Edition
(93 pgs, 4.9 mb) September 1983 Edition # CEC-400-1983-001 (formerly 400-81-005).


1984 Building Standards

Energy Efficiency Standards for New Buildings
(172 pgs, 6.3 mb) September 1984 # CEC-400-1984-001 (formerly 400-84-007).

Energy Efficiency Standards for New Buildings - 1985 Edition (186 pg, 9.2 mb) August 1985 # CEC-400-1985-001 (formerly 400-84-007).


1986 Building Standards

Building Energy Efficiency Standards
(220 pgs, 8 mb) December 1986 #CEC-400-1986-001 (formerly 400-86-009).


1987 Building Standards

Building Energy Efficiency Standards
(219 pgs, 10.5 mb) Decembeer 1987 #CEC-400-1987-001 (formerly 400-88-001)

Building Standards Supplement - 1988 Supplement
(77 pgs, 4.4 mb) May 1988 #CEC-400-1987-001-SP (formerly 400-88-001S)


1988 Building Standards

Building Energy Efficiency Standards
(217 pgs, 9.1 mb) July 1988 #CEC-400-1988-001 (fomerly 400-88-001)


1992 Building Standards

Residential and Nonresidential Buildings
(205 pgs, 6.4 mb) July 1992 #CEC-400-1992-001 (formerly 400-92 001).


1995 Building Standards

Residential and Non Residential Buildings
(210 pgs, 7 mb) July 1995 #CEC-400-1995-001 (formerly 400-95-001).


1998 Building Standards

Standards and Manuals


2001 Building Standards

Standards and Manuals