Download/Install CBECC-Res 2013 - For Compliance with the 2013 Standards
CBECC-Res 2013 can be used to show compliance with the performance approach of the 2013 California Residential Building Energy Efficiency Standards, which are in effect for building permits filed before January 1, 2017.
CBECC-Res 2013 4c - October 3, 2016 (alternate link)
Click either link to download CBECC-Res 2013 4c (868), which was approved by the California Energy Commission on September 15, 2016. A description of this release is located here.
All residential permit applications made on or after August 1, 2015 must use CBECC-Res 2013 Version 4, 4b or 4c.
If you are using both 2013 and 2016 compliance software, be sure to install the programs in different directories.
Please note: Version 4c can read Version 4 and 4b input files (backward compatible), but Versions 4 and 4b cannot read Version 4c input files (not forward compatible). We recommend that you copy and rename Version 4 or 4b input files that will be used with Version 4c.