Base Offering Circular – Multifamily 61 Accrual Class ............................  A Class on which interest accrues during any Accrual Period and the accrued interest (a) is added to its Class Principal Balance on each Distribution Date and (b) is not distributable as interest thereon until a later date or the occurrence of a specified future event, if ever. Accrual Period...........................  Unless otherwise provided in the applicable Trust Agreement, the Accrual Period relating to any Distribution Date will be (a) for Fixed Rate, Variable Rate and Delay Classes, the calendar month preceding the month of the Distribution Date or (b) for Floating Rate and Inverse Floating Rate Classes that are not Delay Classes, the period from the Distribution Date in the month preceding the month of the Distribution Date through the day preceding the Distribution Date. Accrual Security........................  A Security of an Accrual Class or Partial Accrual Class. Affiliate .....................................  With respect to any specified Person, any other Person controlling or controlled by or under common control with such specified Person. For the purposes of this definition, “control” when used with respect to any specified Person means the power to direct the management and policies of such Person, directly or indirectly, whether through the ownership of voting securities (including, without limitation, partnership interests or interests of members of a limited liability company), by contract or otherwise; and the terms “controlling” and “controlled” have meanings correlative to the foregoing. Alternative Rate Event ..............  The failure by the FHLB of San Francisco to publish COFI for a period of 65 calendar days. Ascending Rate Class................  Classes that have predetermined Interest Rates that increase one or more times on dates determined before issuance. Asset Pool .................................  For any Trust, a group of assets identified in the Trust Agreement or in section 1.03 of the REMIC Standard Trust Provisions as comprising a Trust REMIC. Available Combinations Schedule .................................... The schedule entitled “Available Combinations” attached as a schedule to the Offering Circular Supplement. BBA ..........................................  British Bankers’ Association. BBA Interest Settlement   Rate ........................................... The rate, expressed as a percentage per annum for one-month U.S. Dollar deposits as it appears on the Dow Jones Telerate Service page 3750 (or such other page as may replace page 3750 on that service or such other service as may be nominated by the BBA for the purpose of displaying BBA Interest Settlement