N.J. Stat. Ann. § 40:48-8.17

Any such ordinance may impose such tax at a rate not to exceed 3% from July 1, 1981 through December 31, 1981; and at a rate not to exceed 7% from January 1, 1982 through August 31, 1982; and at a rate not to exceed 9% on and after September 1, 1982; except that the sale of alcoholic beverages shall continue to be taxed under subsection (1) of section 2 of P.L.1947, c. 71 (C. 40:48-8.16) at a rate not to exceed 3% on and after January 1, 1982.