N.J. Stat. § 54:29A-24.1
In order to provide replacement revenue to municipalities in which railroad property is located as a result of the imposition of a State tax on railroad property pursuant to this act, and the elimination of the allotment and payment to taxing districts of the taxes assessed upon Class II railroad property under the Railroad Tax Law of 1948, State aid shall be appropriated and paid annually to each municipality in the manner and in an amount to be determined as hereinafter set forth. Each such municipality shall receive an amount which shall not be less than the revenues the municipality derived from such property in the tax year 1966. The amount payable to each municipality shall be adjusted for additions and withdrawals as hereinafter provided.
N.J.S. § 54:29A-24.1