Specialized Code: Starting date varies based on the city/town adoption of the codeįor more information, please consult the following links:Īs of online permitting will be available for all applications through the OpenGov/Viewpoint permitting system.Īpplications are submitted through our online portal at: 2024 Residential Code: HERS index of 42 or lower (with some exceptions) Starting July 1, 2024ģ. 2023 Commercial Code (including mid-rise/high-rise residential projects) Starting July 1, 2023Ģ. Mandatory duct leakage testing (even if all air handler and ductwork are inside the building envelope)ġ. Wiring for electric vehicle (EV) charging Obtaining HERS index of 52 or lower (with some exceptions) for all low-rise new residential, level 3 renovation/alteration, and large additions Some of these changes include requirements for:
There are many changes in the new code which are much more stringent compared to the previous years. Starting January 1, 2023, New Massachusetts Residential Stretch Energy Code 225 CMR 22.00: Based on the 2021 IECC Energy Code is in effect. Important Notice: New 2023 Energy Code Changes