Mass. Gen. Laws ch. 140 § 131I
Whoever falsely makes, alters, forges or counterfeits or procures or assists another to falsely make, alter, forge or counterfeit a license to carry a firearm or a firearm identification card, or whoever forges or without authority uses the signature, facsimile of the signature, or validating signature stamp of the licensing authority or its designee, or whoever possesses, utters, publishes as true or in any way makes use of a falsely made, altered, forged or counterfeited license to carry a firearm or a firearm identification card, shall be punished by imprisonment in a state prison for not more than five years or in a jail or house of correction for not more than two years, or by a fine of not less than five hundred dollars, or both such fine and imprisonment.
Mass. Gen. Laws ch. 140, § 131I