Online Resource Center

The Online Resource Center provides educational assistance about the Building Energy Efficiency Standards to building and enforcement communities. The California Energy Commission and utilities developed the resources, which include fact sheets, energy videos, and presentations.

Energy Standards and Forms

2019 Building Energy Efficiency Standards

The 2019 Building Energy Efficiency Standards take effect January 1, 2020. Find compliance manuals, forms, software, and supporting content.

2016 Building Energy Efficiency Standards

The 2016 Building Energy Efficiency Standards were effective January 1, 2017. Find compliance manuals, forms, software, and supporting content.

Past Building Energy Efficiency Standards

Historical archive of past standards (2013 and prior).

Resources and Training Materials

Overview of Residential and Nonresidential Buildings

Building Energy Efficiency Standards (Energy Standards) requirements for residential and nonresidential buildings.

Commissioning

Mandatory commissioning requirements for nonresidential buildings.

Covered Processes

Mandatory and prescriptive covered processes requirements for nonresidential buildings.

Electrical Power Distribution

Mandatory electrical power distribution requirements for nonresidential buildings.

Envelope

Mandatory and prescriptive envelope requirements for residential and nonresidential buildings.

HVAC

Mandatory and prescriptive HVAC requirements for residential and nonresidential buildings.

Lighting

Mandatory and prescriptive requirements for residential and nonresidential buildings.

Solar Ready

Informational resources specific to the mandatory solar-ready requirements for residential and nonresidential buildings.

Water Heating

Mandatory and prescriptive water heater requirements for residential and nonresidential buildings.

Acceptance Test Technician Certification Provider Program

Look for educational resources on the acceptance testing requirements for nonresidential buildings and more information on the ATTCP program.

Home Energy Rating System - HERS
Look for educational resources on the HERS requirements for both residential and nonresidential buildings and more information on the HERS program.

Additional Tools and Information

Compliance Software
Listing of the residential and nonresidential compliance software approved by the Energy Commission.

Blueprint Newsletter

The e-newsletter keeps readers up to date on the Energy Standards with answers to frequently asked questions and articles.

Climate Zones
Use a map, consult Google Earth, or search by zip code to determine in which of the 16 climate zones a project is located.

External Resources

Energy Code Ace
Search for more Energy Standards tools, training, and resources developed by the utilities with technical support from the Energy Commission.

External Educational Resources
Find links to other educational resources on the Energy Standards provided by California state agencies, utilities, and trade associations.

Building Energy Efficiency Standards - Title 24

Contact

Building Energy Efficiency Standards - Title 24

Toll-free in California: 800-772-3300
Outside California: 916-654-5106

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Building Energy Efficiency Standards