N.J. Stat. Ann. § 17:29A-46.4

17. Any initial rate filing made on or after the effective date of this section pursuant to the provisions of section 14 of this amendatory and supplementary act shall be revenue neutral by coverage based upon the insurer's current coverages and book of business with respect to eligible persons, as defined in section 25 of P.L.1990, c.8 (C.17:33B-13), insured by the insurer. In addition to the filing of revenue neutral multiple rating plans, the initial filing shall include consideration for the cost containment measures implemented pursuant to this amendatory and supplementary act. The effective rate filing of an insurer as of the effective date of this section shall continue in effect until the initial rate filing as required by this section made by that insurer has been approved by the commissioner, or is deemed approved pursuant to subsection c. of section 14 of this amendatory and supplementary act.