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The Efficiency and Renewable Energy Division's Blueprint is published on a regular basis to provide updates and clarifications regarding California's Title 24, Part 6 Building Energy Efficiency Standards for Residential and Nonresidential Buildings. The Blueprint reaches energy officials, builders, energy consultants, contractors and other professionals with a need to know about the Energy Standards. California's Energy Efficiency Standards and Appliance Efficiency Standards are considered to be the most leading-edge and stringent in the world. The Blueprint reaches approximately 4500 plus subscribers. It is now published online only.


ASHRAE 62.2 Residential Indoor Air Quality under the 2008 Building Energy Efficiency Standards
Issue # 93
On Line: January 6, 2010
PDF File
(4 pages 1.31 megabytes)
Lighting Requirements for the 2008 Building Energy Efficiency Standards
Issue # 92
On Line: November 19, 2009
PDF File
(4 pages 1.1 megabytes)
Date Change for 2008 Energy Standards to January 1, 2010
Issue # 91
On Line: August 5, 2009
PDF File
(8 pages 1.5 megabytes)
New Standards Take Effect August 1st, 2009
Issue # 90

Note: Effective date has changed to January 1st, 2010.
See issue # 91 of the Blueprint.

On Line: February 18, 2009
PDF File
(1 pages, 564 kilobytes)
2008 Standards Become Effective July 1st, 2009
Issue # 89
On Line: October 10, 2008

Note: Effective date has changed to January 1st, 2010.
See issue # 91 of the Blueprint.
PDF File
(4 pages, 1.2 megabytes)
Historic Buildings / Seeking Excellence
Issue # 88
On Line: April 6, 2007
PDF File
(12 pages, 1.3 megabytes)
Incorporating Title 24 On To Your Plans
Issue # 87
On Line: January 30, 2007
PDF File
(4 pages, 381 kilobytes)
Cool Roof Update
Issue # 86
On Line: December 14, 2006
REVISED: January 17, 2007
PDF File
(8 pages, 1.7 megabytes)
Builder Energy Code Training
Issue # 85
On Line: August 4, 2006
PDF File
(4 pages, 805 kilobytes)
Special Bulletin - SEER 13, Federal Air Conditioner Standards
Issue # 84
On Line: March 6, 2006
PDF File
(2 pages, 460 kilobytes)
Special Bulletin - Q&A on Cool Roofs
Issue # 83
Publication # CEC-400-2005-053
On Line: December 19, 2005
PDF File
(12 pages, 1.4 megabytes)
Special Bulletin - New Standards & Master Plans
Issue # 82
Publication # CEC-400-2005-050
On Line: September 30, 2005
PDF File
(1 page, 66 kilobytes)
Special Bulletin - Energy Commission Releases Letter to Homeowners on New Duct Sealing Requirements for HVAC Changeouts
Issue # 81
Publication # CEC-400-2005-049
On Line: August 19, 2005
PDF File
(4 pages, 662 kilobytes)
Buried Ducts Special Bulletin
Issue # 80
Publication # CEC-400-2005-048
On Line: August 3, 2005
PDF File
(6 pages, 1.7 MB - note file size!)
July 29, 2005
Issue # 79
Publication # CEC-400-2005-047
On Line: July 27, 2005
PDF File
(16 pages, 2.3 MB - note file size!)
Change-Out Special Bulletin
Issue # 78
Publication # CEC-400-2005-046
On Line: July 20, 2005
PDF File
(6 pages, 717 kb)
Winter 2004-05
Issue # 77
Publication # CEC-400-2005-004
On Line: February 10, 2005
PDF File
(13 pages, 824 kb)

Previous versions of the Blueprint are available on our Archive website. Older editions may not reflect current standards.