54 U.S.C. § 302910
A recipient of assistance under this division shall keep—
- (1)such records as the Secretary shall prescribe, including records that fully disclose—
- (A)the disposition by the recipient of the proceeds of the assistance;
- (B)the total cost of the project or undertaking in connection with which the assistance is given or used; and
- (C)the amount and nature of that portion of the cost of the project or undertaking supplied by other sources; and
- (2)such other records as will facilitate an effective audit.