Technical Support
Answers to technical questions about National Building Energy Codes and the the REScheck™ and COMcheck™ software products are available via e-mail. State specific code questions should be directed to your state energy office or local code official.
Contact Our Technical Staff
Use our online form to submit questions to our technical support staff.
Technical Support Documents
- Methodology for Developing the REScheck™ Software through Version 4.2
- Technical Support Document for Version 3.6.1 of the COMcheck Software
Technical Assistance to States
Technical assistance to states and local jurisdictions to promote the adoption, implementation, and enforcement of residential and commercial building energy codes is also available.

