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COVID-19 Update:

To protect the health of our staff and our customers, Efficiency Vermont offices are closed to the public. We have cautiously begun scheduling project related site visits when required. You can find more information on our safety protocols here.

We know that you need support in reducing energy costs now more than ever, and we will continue to launch new offers and programs over the course of the summer. In the mean time, our customer support team is available to help you remotely. Contact us at (888) 921-5990 or

Energy Code Support

Efficiency Vermont is here to help Vermonters understand the most up to date State of Vermont building codes. We invite you to use the resources listed below as guidance. To request a hard copy of the RBES Handbook or technical assistance with energy codes please call us at 855-887-0673 (toll free).

Residential Building Energy Standards (RBES)

Residential Building Energy Standards
Located on Vermont Public Service Department website

2020 RBES Official Code Documents

2020 RBES ICC Code Book
Adopted State of Vermont Residential Building Energy Standards
2020 RBES Project Completion Certificate
Form required to be completed and filed with the Town and DPS for every eligible residential construction project
2020 RBES Owner/Builder Disclosure Statement
An alternative compliance document to the standard RBES project completion certificate for qualifying Owner/Builder projects
Residential New Construction Envelope Testing Contractors
The 2020 RBES requires that all new construction projects be tested upon completion for building envelope air-leakage and testing results reported from a verified third party as part of the completion of the RBES project certificate. The link offers a list of VT DPS certified building envelope testing contractors.
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