Collateral Fund Permitted Investments Either (i) obligations of, or obligations fully guaranteed as to principal and interest by, the United States, or any agency or instrumentality thereof, provided such obligations are backed by the full faith and credit of the United States, (ii) a money market fund rated in the highest rating category by a nationally recognized rating agency selected by the Company, (iii) cash, (iv) mortgage pass-through certificates issued or guaranteed by Government National Mortgage Association, FNMA or FHLMC, (v) commercial paper (including both non-interest-bearing discount obligations and interest-bearing obligations payable on demand or on a specified date), the issuer of which may be an affiliate of the Company, having at the time of such investment a rating of at least A-1 by Standard and Poor's ("S&P") or at least F-1 by Fitch IBCA, Inc. ("Fitch") or (vi) demand and time deposits in, certificates of deposit of, any depository institution or trust company (which may be an affiliate of the Company) incorporated under the laws of the United States of America or any state thereof and subject to supervision and examination by federal and/or state banking authorities, so long as at the time of such investment either (x) the long-term debt obligations of such depository institution or trust company have a rating of at least AA by Fitch or S&P, (y) the certificate of deposit or other unsecured short-term debt obligations of such depository institution or trust company have a rating of at least F-1 by Fitch or A-1 by S&P or (z) the depository institution or trust company is one that is acceptable to either Fitch or S&P and, for each of the preceding clauses (i), (iv), (v) and (vi), the maturity thereof shall be not later than the earlier to occur of (A) 30 days from the date of the related investment and (B) the next succeeding Distribution Date as defined in the related Pooling and Servicing Agreement.