On or before November 15, 1989, in addition to the amount due for the current year billing and for the payment of the amortized annual installment, the Comptroller shall advise each participating employer of the total amortization amount due and be authorized to accept prepayment in full of said amount by December 15, 1989.
N.Y. Comp. Codes R. & Regs. Tit. 2 § 347.2