SECTION 1. Chapter 184 of the General Laws is hereby amended by striking out section 23C and inserting in place thereof the following section:-

Section 23C. (a) For the purposes of this section the following terms shall, unless the context clearly requires otherwise, have the following meanings:

“Association”, a homeowners’ association, condominium association, property owners association, community association, housing cooperative or any other nongovernmental entity with covenants, bylaws and administrative provisions with which a homeowner is required to comply.

“Solar access”, the access of a solar energy system to direct sunlight, as defined in section 1A of chapter 40A.

“Solar energy system”, a device or structural design feature, a substantial purpose of which is to provide daylight for interior lighting or provide for the collection, storage and distribution of solar energy for space heating or cooling, electricity generating or water heating, as defined in section 1A of chapter 40A.

(b) Any provision in an instrument relative to the ownership or use of real property which purports to forbid or unreasonably restrict the installation or use of a solar energy system or the building of structures that facilitate the collection of solar energy shall be void.

(c) No association shall forbid or unreasonably restrict the installation or use of a solar energy system. An association shall review requests by homeowners regarding solar access or the installation or use of a solar energy systems and reach a decision within a reasonable time, which shall not exceed 60 calendar days. An association shall explain any restrictions on solar access or the installation or use of solar energy systems in writing to the homeowner.

(d) Unreasonable restrictions include, but are not limited to, restrictions that: (i) increase the cost of installing or using the solar energy system by more than 10 per cent, or by more than $1,000, whichever is lower; (ii) decrease the efficiency of the solar energy system by more than 10 per cent of its originally specified efficiency; and (iii) substantially curtail or burden solar access.

(e) A person claiming to be aggrieved by a violation of this section may institute a civil action for injunctive relief and any damages incurred. A person so aggrieved who prevails in such an action shall be awarded the costs of the civil action and reasonable attorneys’ fees.