N.J. Stat. § 39:6-58
The Director of the Division of Budget and Accounting in the Department of the Treasury shall, on or before September first in each year, ascertain and certify to the Commissioner of Banking and Insurance the total amount of expense incurred by the State in connection with the administration of the Motor Vehicle Security-Responsibility Law during the preceding fiscal year, which expenses shall include, in addition to the direct cost of personal service, the cost of maintenance and operation, the cost of retirement contributions made and workmen's compensation paid for and on account of personnel, rentals for space occupied in State owned or State leased buildings and all other direct and indirect costs of the administration thereof.
N.J.S. § 39:6-58