The 18th day of each month (or the preceding Business DayBusiness DayAny day other than a Saturday, Sunday, day when Fannie Mae is closed, day when the Federal Reserve Bank of New York is closed, or for any MBS and required remittance withdrawal, day when the Federal Reserve Bank is closed in the district where any of the MBS funds are held. if the 18th is not a Business DayBusiness DayAny day other than a Saturday, Sunday, day when Fannie Mae is closed, day when the Federal Reserve Bank of New York is closed, or for any MBS and required remittance withdrawal, day when the Federal Reserve Bank is closed in the district where any of the MBS funds are held. ) on which you must submit your remittance to Fannie Mae for the Mortgage LoanMortgage LoanMortgage debt obligation evidenced, or when made will be evidenced, by the Loan Documents, or  a mortgage debt obligation with a Fannie Mae credit enhancement. .