CBECC-Res 2013 is a free public domain software program developed by the California Energy Commission for use in complying with the 2013 Residential Building Energy Efficiency Standards. To download the latest version of CBECC-Res, see the Current Downloads section below. The CBECC-Res 2013 software development project is managed by Bruce A. Wilcox, P.E. The California Energy Commission contract manager is Martha Brook, P.E.
For a list of all approved compliance programs for the 2013 Residential and Nonresidential Building Energy Efficiency Standards, go to www.energy.ca.gov/title24/2013standards/2013_computer_prog_list.html. For information about California's Building Energy Efficiency Standards, go to www.energy.ca.gov/title24/2013standards.
CBECC-RES AND TITLE 24 TRAINING 11/21/12 update: Thank you to everyone who participated in the Energy Commission’s staff workshop on the Residential ACM Reference Manual. Please submit written comments to the Commission by December 12, 2012. For information on how to submit comments, please see the workshop notice. The draft documents, along with the workshop presentations, are posted below under “November 20, 2012 Energy Commission Workshop.”
Recordings of the Energy Commission's recent training webinars on the 2013 California Building Energy Code Compliance software (CBECC-Res and CBECC-Com) are available on the Title 24 Training webpage. Scroll down to "2013 CBECC Software Training Webinars" and click on the links to access webinar recordings or the presentation slide decks. The training webinars are designed to help you learn how to use the software, and are intended to assist your business in preparing for the 2013 Building Energy Efficiency Standards. The webpage also lists other Title 24 training opportunities.
Click on this link to download the installer. This is a beta release of CBECC-Res 2013 v3, which is scheduled to be approved by the California Energy Commission on August 27, 2014. PLEASE NOTE: For projects requiring compliance documentation for permit applications, DO NOT use version 3 beta. Download version 2c instead (see below).
This beta version of CBECC-Res v3 cannot be used to generate compliance documentation for permit applications. The watermark "Not useable for compliance" will appear on all Certificate of Compliance documents produced with this beta software. The approved v3 software that CAN be used to generate the compliance documentation for permit applications will be posted here shortly after August 27, 2014.
Please take this opportunity to review the v3 beta and help us out by sending comments and reporting errors. There are new and updated example files included with this download that can be used for this purpose. We will include as many additional corrections to the compliance analysis and reporting as we can in the final version of CBECC-Res v3 that is approved on August 27, 2014.
IMPORTANT NOTE: CBECC-Res v3 has a different input file structure than CBECC-Res v2c, so when you are reviewing this beta software with your existing input files, COPY and RENAME any input files you want to keep running in CBECC-Res v2c. Earlier files can be read by Version 3, but files created, edited, or saved in Version 3 cannot be used with Version 2c.
The following are the major updates in this v3 beta:
The following are known limitations in this v3 beta:
Click on this link to download the installer. This is CBECC-Res 2013 2b with bugs fixed that caused crashes related to windows and skylights in compliance analysis for Additions and Alterations.
Version 2 was approved by the California Energy Commission on April 22, 2014 and can be used to complete the performance compliance approach for the 2013 Residential Efficiency Standards for new buildings and additions/alterations. Please see below for CBECC-Res FAQs updated on 8/6/14.
Click on this link to download the Quick Start Guide (it can also be accessed through the program's Help menu). The Quick Start Guide provides brief descriptions of the software program's major features and notes major changes from the previous version.
Click here to read Frequently Asked Questions (and Answers) about CBECC-Res, updated 8/6/2014.
Click here to download the CBECC-Res User Manual (it can also be accessed through the program's Help menu).
PREVIOUS VERSIONS OF CBECC-RES
This is CBECC-Res 2013 2.0, approved by the California Energy Commission on April 22, 2014, with several reporting errors and a few operational bugs corrected.
Click on this link to download the installer. Version 2.0 was approved by the California Energy Commission on April 22, 2014 and can be used to complete the performance compliance approach for the 2013 Residential Efficiency Standards for new buildings and additions/alterations.
CBECC-Res Version 1e was decertified by the Commission on April 22, 2014. It can be used only to update CBECC-Res 2013 1e compliance documents submitted prior to July 1, 2014.
HOW TO GET SUPPORT OR REPORT A PROBLEM
If you have questions about the software or run into a problem, there a number of resources where you can find help:
If you have a question that is not covered by one of these documents or if you think CBECC-Res is not operating correctly, send an email to CBECC-Res Support and we'll answer your question as soon as possible.
If you are reporting a CBECC-Res crash or error, please include as much of the following as possible (copy and paste this template into your email):
CBECC-Res version (Help: About): CBECC-Res 2013-?? (???)
Describe the error, using as much detail as possible.
List the steps taken to produce the error, using as much detail as possible.
If there is an error message, what is the message? If possible, take a screenshot of the error message and attach it to the email as a file.
Please attach your <ProjectName>.ribd file. This is the file you open and save from inside CBECC-Res. By default, this file is located in the C:\Users\<your username>\My Documents\CBECC-Res-2013-??\Projects directory.
If you are interested in using the CBECC Compliance Manager in third-party vendor compliance software tools, the documentation of the API is included in this software installation (see ...Data\Documents\CEC Compliance Manager (res) software docu v9.pdf). Also, if you need additional functionality beyond what is available, please let us know specifically what you need so that we can begin to prioritize our work going forward.
November 20, 2012 Energy Commission Workshop
July 17, 2012 PAC Meeting Documents
Older Project Documents
- 1/11/2012 kickoff meeting of Residential Software Compliance Project
- Please notify Jennifer Roberts of any corrections
- PAC members are encouraged to use this document as a means of providing guidance or posing questions to the project team. Marked-up files can be emailed to Jennifer Roberts, who will distribute them to the project team.
- Power Point Presentations from the PAC Meeting
- This document is provided for reference only. It was frequently referred to in the PAC meeting.
- Responses to questionnaire on open source licensing options
- Comments from GeoPraxis on open source licensing
- Additional comments from GeoPraxis on open source licensing
CBECC-RES AND TITLE 24 TRAINING
11/21/12 update: Thank you to everyone who participated in the Energy Commission’s staff workshop on the Residential ACM Reference Manual. Please submit written comments to the Commission by December 12, 2012. For information on how to submit comments, please see the workshop notice. The draft documents, along with the workshop presentations, are posted below under “November 20, 2012 Energy Commission Workshop.”