Code of Massachusetts Regulations
780 CMR - STATE BOARD OF BUILDING REGULATIONS AND STANDARDS
Chapter CHAPTER 51 - MASSACHUSETTS RESIDENTIAL CODE
Appendix AT - [RE] SOLAR-READY PROVISIONS-DETACHED ONE- AND TWO-FAMILY DWELLINGS AND TOWNHOUSES - ADOPT AS REVISED
Subsection AT103.1 (RB103.1) - General.

Universal Citation: 780 CMR MA Code of Regs AT103.1 (RB103.1)

Current through Register 1543, March 14, 2025

Revise and replace section AT103.1 (RB103.1) General as follows::

New detached one- and two-family dwellings, and multiple single-family dwellings (townhouses) with not less than 600 ft2 (55.74 m2) of roof area oriented between 110° and 270° of true north shall comply with sections AU103.2 through AU103.8 (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.

3. Buildings and structures as designed and shown in construction documents that do not meet the conditions for a solar-ready zone area.

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