For any 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, a day when the Federal Reserve Bank is closed in the district where any of the MBS funds are held. , the Secured Overnight Financing Rate as published by the Federal Reserve Bank of New York, or any successor administrator, on the Federal Reserve Website.