‘Sec. 1. 20-A MRSA §15688, sub-§4-A is enacted to read:
4-A. Method of cost sharing for school construction or renovation projects; exception. For the purpose of local cost sharing of debt service for the costs of school construction or renovation projects as described in section 15672, subsection 2-A, paragraph A, the provisions of subsection 3-A do not apply to municipalities that are members of a school administrative district, community school district or regional school unit. Beginning in fiscal year 2016-17 and notwithstanding any provision of law to the contrary, a school administrative district, community school district or regional school unit must use a method of cost sharing that distributes local costs of school construction or renovation projects to each member municipality based on a cost-sharing formula that combines 60% pupil enrollment and 40% property fiscal capacity.’