Code of Massachusetts Regulations
225 CMR - DEPARTMENT OF ENERGY RESOURCES
Title 225 CMR 22.00 - Massachusetts Stretch Code and Specialized Code 213 For Low-rise Residential
Chapter 5 - [RE] EXISTING BUILDINGS
Appendix RB - SOLAR-READY PROVISIONS - DETACHED ONE- AND TWO-FAMILY DWELLINGS, LOW-RISE RESIDENTIAL BUILDINGS AND TOWNHOUSES
Appendix RB revise the Appendix RB title as follows:
RB101.1 Replace Section RB101.1 as follows:
RB101.1 General. These provisions shall be applicable for new construction, except additions under 1,000 sq. ft.
Exception: Buildings and dwelling units complying with Appendix RC Sections RC102 or RC105
RB103.1 Replace Section RB103.1 as follows:
RB103.1 General. New R-use buildings including, but not limited to, detached one- and two-family dwellings, and townhouses with not less than 600 sq. ft. (55.74 m2) of roof area oriented between 110 degrees and 270 degrees of true north shall comply with Sections RB103.2 through RB103.8.
Exceptions:
1. New residential buildings with a permanently installed on-site renewable energy system.
2. A building with a solar-ready zone that is shaded for more than 70% of daylight hours annually.
RB103.3 Replace International Fire Code with Massachusetts Fire Code in Section RB103.3:
