N.J. Stat. § 40:63-72: Surveys and maps filed with municipal clerks; costs estimated

The surveys, maps, plans, reports, specifications and estimates, or true copies thereof, shall be delivered by the persons making them to the clerk of each of the municipalities joining in the expense thereof, together with an estimate of the cost and expense of the proposed improvement or works, and the percentage of the cost and expense proposed to be apportioned to and paid by each municipality, and also an estimate of the annual cost of maintenance, repairs, operation and supervision of the proposed improvement or works annually to be paid by each municipality after the completion thereof.