The fine for a motor vehicle offense shall be double the amount specified by law when traveling 20 miles per hour or more over the designated speed limit as set forth in R.S. 39:4-98, except as provided in subsection b. of section 1 of P.L. 1993, c.332 (C.39:4-203.5) and subsection a. of section 5 of P.L. 1997, c. 415(C.39:4-98.6).
N.J.S. § 39:4-98.7