What building types does the stretch energy code apply to?
All Residential buildings from single family homes up to and including buildings 3 stories or less of any size. This includes both new and existing residential buildings that are renovated. Historic buildings and existing buildings not being renovated are exempt from both the stretch code and the base code. New commercial buildings over 5,000 square feet in size, including multi-family residential buildings over 3 stories, but excluding specialized facilities with unusual energy usage requirements such as supermarkets, laboratories, and warehouses up to 40,000 square feet. Other building types with unusual energy usage profiles can also apply for a waiver from the stretch code from the BBRS. 9. Does the stretch code apply to major renovation projects as well as new construction? For commercial buildings: No, for residential buildings: Yes. The ‘stretch’ energy code does apply to residential building renovation and addition projects, but has less stringent energy performance requirement
