Massachusetts General Laws Part IV. Crimes, Punishments and Proceedings in Criminal Cases (Ch. 263-280) Ch. 270, § 3A

Whoever negligently or maliciously places any poison or poisoned food for the control of rats, mice or other rodents in any place where it may cause injury to any human being or domestic animal shall be punished by a fine of twenty-five dollars. The officers charged with the enforcement of the laws relating to fish, birds and mammals under chapter one hundred and thirty-one shall take cognizance of violations of this section and enforce the provisions thereof, and they shall have all powers necessary therefor.