N.J. Stat. Ann. § 43:16A-1.4

3. If the Board of Trustees of the Police and Fireman's Retirement System of New Jersey makes a determination, pursuant to section 9 of P.L.1989, c.204 (C.43:16A-1.2), that the parole officers employed by the State Parole Board are eligible for membership in the Police and Firemen's Retirement System pursuant to section 1 of P.L.1944, c.255 (C.43:16A-1), the enrollment of those parole officers shall occur no earlier that one year after the effective date of this section pursuant to P.L.1993, c.246 (C.43:16A-1.4 et al.).