In the event that a written agreement entered into between a State agency and a contractor on or after July 1, 1984 is not a valid contract until it has been approved by the Comptroller, the agreement shall contain a provision stating that the agreement is subject to the approval of the Comptroller and that until such approval is given, the 30-day period, excluding legal holidays, for the payment of invoices without interest shall not begin.
N.Y. Comp. Codes R. & Regs. Tit. 2 § 18.23