Massachusetts General Laws Part I. Administration of the Government (Ch. 1-182) Ch. 31, § 52

(1) Inspectors of plumbing.

(2) Sealers and deputy sealers of weights and measures and inspectors and deputy inspectors of weights and measures, whether they are heads of departments or not, in towns of over ten thousand inhabitants.

(3) Offices and positions allocable to the official service in any town of more than five thousand inhabitants which votes pursuant to the provisions of sections fifty-four and fifty-five to accept the applicability of the civil service law and rules to such service.

(4) Positions allocable to the labor service in any town of more than five thousand inhabitants which votes pursuant to the provisions of sections fifty-four and fifty-five to accept the applicability of the civil service law and rules to such service.

(5) Any municipal office to which the civil service law and rules are made applicable pursuant to section fifty-three.

(6) Any office or position to which the civil service law and rules were applicable immediately preceding the effective date of this chapter.

The civil service law and rules shall also be applicable to any of the following in a town which accepts such applicability pursuant to the provisions of sections fifty-four and fifty-five: