CalBEM Modeling Help and Education Guide

Do you have modeling questions? CalBEM Working Group 2 compiled the following guide to help you find answers to your building energy modeling questions.

Ask a Fellow Modeler

Search this Q&A forum to see if your question has already been answered. If not, post a question and get help from the energy modeling community. See this page for tips on using the site: Create an account, select “tags” on topics of interest and adjust email settings to get notifications.  For California-specific compliance questions, use tags such as “title-24”, “cbecc”, “cbecc-com”, “cbecc-res”, “energypro”,”california-simulation-engine”, and “code-compliance”.

BLDG-SIM Email List

Search email thread archives or sign up for the BLDG-SIM email list at This email list is great for general building simulation questions and is also a good place to read and post announcements related to the building performance simulation community.

Utilize Vendor Support

CEC Hotline

Ask questions related to the California Title 24, Part 6 Energy Code via the provided phone number or email address.

Find more information here:

Software Vendor Support

Check with your software vendor for support resources.

A list of all CEC-approved 2022 Title 24, Part 6 compliance software can be found here:

Still Have Questions?

Access a Knowledge Base


Search this online knowledge base for answers to California Title 24, Part 6, Energy Code, compliance questions.

Funded by PG&E, SDG&E and SCE under guidance by the CPUC.

Energy Code Ace

This website hosts a wide range of reference information, training, and tools related to California Title 24, Part 6 Energy Code compliance.

Funded by the CA Statewide Codes and Standards Program and vetted by the CEC.


Explore BEMcyclopedia, which provides energy modeling knowledge in a Wiki format. This website focuses on sharing BEM fundamentals and design task tutorials.

Originally supported by Assistant Secretary for Energy Efficiency and Renewable Energy, Building Technologies Office, of the U.S. Department of Energy.


A website hosted by CABEC to share publicly available information, resources, classes, trainings, and more.

Supported by CABEC, a non-profit organization.

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