The following South Shore Communities have adopted the Stretch Appendix “AA” to the Building Code in Massachusetts including Acushnet, Bridgewater, Easton, Hanover, Hanson, Halifax, Kingston, Lakeville, Milton, Pembroke, Plympton, Rockland, and Scituate. This requires a Projected HERS rating to be submitted with the building permit application for new construction.

The 8th edition of the Building code also requires that as of July 1, 2014 all non-Stretch communities follow the 2012 International Energy Conservation Code. The recommended compliance option is performance with a HERS index of 65 or less.