Mass. Gen. Laws ch. 167B, § 21
(a) Whoever knowingly and willfully:
(b) Whoever, with intent to defraud:
(11) having knowledge of the computer aspects of an electronic funds transfer system and access to the machinery involved in its operation, obtains money, goods, services or anything else of value not in excess of one hundred dollars by unauthorized use of such system; shall be punished by a fine of not more than one thousand dollars or by imprisonment in a jail or house of correction for not more than one year, or both such fine and imprisonment.
Whoever has in his possession or under his control stolen access devices issued in the names of four or more other persons shall be presumed to have violated clause (2).
Whoever is discovered by a police officer in the act of violating this section, while such officer is lawfully at or within the place where such violation occurs, may be arrested without a warrant by such police officer.
(c) Whoever, with intent to defraud:—
(11) having knowledge of the computer aspects of an electronic funds transfer system and access to the machinery involved in its operation, obtains money, goods, services or anything else of value in excess of one hundred dollars by an unauthorized use of such system; shall be punished by a fine of not more than ten thousand dollars or by imprisonment for not more than ten years, or both such fine and imprisonment.
Whoever has in his possession or under his control four or more access devices which are falsely embossed shall be presumed to have violated clause (3).
Whoever is discovered by a police officer in the act of violating this section, while such officer is lawfully at or within the place where such violation occurs, may be arrested without a warrant by such police officer.