Be it enacted by the Senate and House of Representatives
in General Court assembled, and by the authority of the same,
Notwithstanding the provisions of section fifty-three of chapter forty-four of the General Laws, the town of Hanover may establish in the town treasury a guaranteed deposit fund which the town treasurer of said town shall keep separate and apart from all other monies and in which fund shall be deposited any design review fees collected by the conservation commission, under the authority of the town's wetlands protection by-law, for plans filed with said commission requiring design review costs. The principal and interest thereon may be expended at the direction of the conservation commission by said treasurer to pay for all reasonable design review costs incurred by said town in processing said applications, including but not limited to, any professional consulting services. Any such application fees paid in excess of the cost incurred by the town for design review shall be returned to the applicant by said treasurer.