Mass. Gen. Laws ch. 98 § 5
Towns shall keep the following standard weights, measures and balances: A set of avoirdupois weights consisting of fifty, twenty-five, twenty, ten, five, four, two and one pounds, and eight, four, two, one, one half, one quarter, one eighth and one sixteenth ounces; a set of dry measures consisting of one half-bushel, one eight-quart, one four-quart, one two-quart, one one-quart, one pint and one half-pint; a set of liquid measures consisting of one gallon, one half-gallon, one quart, one pint, one half-pint and one gill; one balance, one yard measure; and each town hereafter incorporated shall be furnished by the director with a complete set of the foregoing standards. Each city and each shire town shall keep the meter and kilogram and the standard troy weights designated by the director.
Mass. Gen. Laws ch. 98, § 5