Massachusetts General Laws Part I. Administration of the Government (Ch. 1-182) Ch. 90, § 51H

An airport commission shall determine the charges or rentals for the use of any properties, facilities, installations, landing fees, concessions, uses and services and shall determine the terms and conditions under which contracts may be executed by the commission on behalf of such city or the town. Such charges or rentals shall be reasonable and shall be established with due regard to the property used and the expenses to the airport commission of the operation thereof. In all such contracts as may be executed for the foregoing privileges or licenses or any of them the public shall not be deprived of its rightful, legal and uniform use of such properties, facilities and installations.