N.J. Admin. Code § 7:24A-4.14
When the Department determines that a borrower is not in compliance with any requirement of this chapter or with any term or condition of the loan award agreement, it shall notify the borrower in writing (certified mail, return receipt requested or hand delivery) of the noncompliance. The Department may require the borrower, its engineer and/or contractor to take and complete corrective action within 10 working days of the date of delivery of a notice of noncompliance. If the borrower, its engineer and/or contractor do not take corrective action or if such corrective action is not adequate in the judgment of the Department, then the Department may withhold payment or issue a stop work order pursuant to N.J.A.C. 7:24A-4.15 or 4.16.
N.J. Admin. Code § 7:24A-4.14