N.J. Stat. § 30:4C-29.2
At any time during the period during which said child is within the care and custody of the division and within two years after the date upon which said care and custody is terminated, the division, through any officer or employee authorized by it so to do, may execute and file a certificate with the county clerk, or if there be such an officer in the county, with the register of deeds and mortgages of the county, or with the clerk of the Superior Court, as the case may be, which certificate shall state the name of the child, the date when the child came under the care and custody of the division and the date of the agreement, if any, the name of the person or persons by whom the agreement was made, if any, and the sum or sums which said person or persons agreed or is liable to pay to the division for the support and maintenance of said child, and the amount due the division for such service at the time of the filing of the certificate, and the rate of accumulation, if any shall occur thereafter, and the person or persons from whom such sum or sums are or will become due, and upon the filing of said certificate the lien shall immediately attach to and become binding upon all real property in the ownership of the person or persons against whom it is filed in the county, if it is filed in the county, or wherever situate in the State, if it is filed in the Superior Court, and it shall have the force and effect of a judgment at law.
At any time after the signing of an agreement to provide youth facilities aid under this act for the duration of both that agreement and any service agreement, the division, through any officer or employee authorized so to do, may execute and file a lien certificate with the county clerk or with the clerk of the Superior Court, which shall state the names and addresses of both parties, the date of the signing of the contract, the sum or sums which were disbursed to the agency in the expectation that the agency would provide contract services to the division in the future, and the amount due the division at the time of filing of said certificate.
N.J.S. § 30:4C-29.2