I. The declarant, the board of directors, every unit owner, and all those entitled to occupy a unit shall comply with all lawful provisions of this chapter and all provisions of the condominium instruments. Any lack of such compliance shall be grounds for an action or suit to recover sums due, for damages or injunctive relief, or for any other remedy available at law or in equity, maintainable by the unit owners’ association, or by its board of directors or any managing agent on behalf of such association, or, in any proper case, by one or more aggrieved unit owners on their own behalf or as a class action.
II. The prevailing party shall be entitled to all costs and attorneys’ fees incurred in any proceeding under N.H. Rev. Stat. § 356-B:15, I.