24 C.F.R. § 203.264
Payment of periodic MIP
The mortgagee shall pay each MIP in twelve equal monthly installments. Each monthly installment shall be due and payable to the Commissioner no later than the tenth day of each month, beginning in the month in which the mortgagor is required to make the first monthly mortgage payment. This will be effective for amortization beginning on or after September 1, 1996.