N.J. Stat. Ann. § 40A:65-33

33. Any shared service agreement, joint contract for a joint meeting, or agreement to regionalize or consolidate services in existence at the time of enactment of sections 1 to 37 of P.L.2007, c.63 (C.40A:65-1 et al.) are continued pursuant to the law in effect at the time that the agreement or contract was executed; provided, however, that any renewals shall be in accordance with the provisions of sections 1 to 37 of P.L.2007, c.63 (C.40A:65-1 et al.).