Base Offering Circular - Multifamily 482090 62 such date. Certificate Factor Date ............... With respect to each Distribution Date (for each Ginnie Mae Multifamily Certificate), the seventh Business Day of the month in which such Distribution Date occurs.  With respect to each Distribution Date and any Underlying Callable Security, the Business Day during the month in which such Distribution Date occurs on which the Certificate Factor therefor is published. Certificate Guaranty Agreement.................................. With respect to each Ginnie Mae Multifamily Certificate, an agreement under which, among other things, (a) the related Ginnie Mae Issuer has agreed to advance its own funds in order to make timely payments on the Ginnie Mae Multifamily Certificate, even if the amounts received on the underlying Mortgage Loans are less than required to make these payments, and (b) Ginnie Mae has agreed to guarantee payments on the Ginnie Mae Multifamily Certificates. Certificate Rate........................... For any Distribution Date and as to any Trust MBS, the per annum interest rate payable on the Trust MBS on the applicable Ginnie Mae Certificate Payment Date.  For any Distribution Date and as to any Underlying Certificate, the per annum interest rate payable on such Underlying Certificate on the applicable Underlying Certificate Payment Date.  For any Distribution Date and as to any Underlying Callable Security, the per annum interest rate payable on such Underlying Callable Security on the applicable Ginnie Mae Certificate Payment Date. Certificated Security................... With respect to each Trust, a Security represented by one or more physical certificates. Certificated Security Account .... With respect to each Trust, an Eligible Account established and maintained by the Trustee, which account will be credited with amounts distributable to Holders of Certificated Securities and amounts payable in respect of the Trustee Fee. Class ........................................... All of the Securities that together represent one of the Regular Interests in a particular Trust REMIC or all of the Securities that together represent the Residual Interests in that Trust.  As to any Callable Series, all securities sharing the same designation.  The Trust Agreement shall specify the designations, Original Class Principal Balances (if any),