Massachusetts General Laws Part I. Administration of the Government (Ch. 1-182) Ch. 64L, § 5

Upon each sale of a meal by a restaurant taxable under this chapter, the amount of tax collected by the vendor from the purchaser shall be stated and charged separately from the sales price and shown separately on any record thereof at the time the sale is made or on any evidence of sale issued or used by the vendor, but in the instance of the sale of alcoholic beverages for on premises consumption, the tax collected need not be stated separately.