Notwithstanding the provisions of section 201 of P.L. 1938, c.163 (C.56:6-2) or any other law, rule, or regulation to the contrary, during a state of energy emergency, as declared by the Governor pursuant to section 15 of P.L. 1977, c.146 (C.52:27F-17), when a retail dealer exhausts the dealer's supply of the lowest grade motor fuel, that dealer may sell any remaining supply of higher grade motor fuel at the same price per gallon or liter as the price the dealer charged for a gallon or liter of the lowest grade motor fuel.
N.J.S. § 56:6-3.1