New Jersey Statutes Title 39. Motor Vehicles and Traffic Regulation 39 § 6A-11

If two or more insurers are liable to pay benefits under sections 4 and 10 of P.L.1972, c. 70 (C.39:6A-4 and 39:6A-10) under a standard automobile insurance policy for the same bodily injury, or death, of any one person, the maximum amount payable shall be as specified in those sections 4 and 10 of P.L.1972, c. 70 (C.39:6A-4 and 39:6A-10), section 4 of P.L.1998, c. 21 (C.39:6A-3.1) and section 45 of P.L.2003, c. 89 (C.39:6A-3.3), respectively, if additional first party coverage applies and any insurer paying the benefits shall be entitled to recover from each of the other insurers, only by inter-company arbitration or inter-company agreement, an equitable pro-rata share of the benefits paid.