Massachusetts General Laws Part IV. Crimes, Punishments and Proceedings in Criminal Cases (Ch. 263-280) Ch. 268, § 32

Whoever opens a signal box connected with a police signal system for the purpose of giving, or causing to be given, a false alarm, or interferes in any way with such box by breaking, cutting, injuring or defacing the same; or whoever, without authority, opens, tampers or meddles with such box, or with any part or parts thereof, or with the police signal wires, or with anything connected therewith, or with such purpose, wantonly and without cause tampers or meddles with a signal box connected with a fire signal system or with any part or thing connected therewith, shall be subject to immediate arrest and shall be punished by a fine of not less than five hundred nor more than one thousand dollars, or by imprisonment for not more than two years, or both.

Whoever opens a motorist highway emergency aid call box on any state highway connected with a highway emergency signal system for the purpose of giving or causing to be given a false call for aid, or interferes in any way with such box by breaking, cutting, injuring or defacing the same; or, without authority, opens, tampers or meddles with such box, or with any part or parts thereof, or with anything connected therewith, or, with such purpose, wantonly and without cause tampers or meddles with a motorist highway emergency aid call box or with any part or thing connected therewith, shall be punished by a fine of not less than one hundred dollars nor more than five hundred dollars.