; and (III) generate measurable social benefits. (B) Recordkeeping requirements The Corporation shall ensure that each enterprise fund receiving support under this subsection— (i) keeps separate accounts with respect to such support; and (ii) maintains such records as may be reasonably necessary to facilitate effective audits under this paragraph. (9) Return of funds to Treasury Any funds resulting from any liquidation, dissolution, or winding up of an enterprise fund, in whole or in part, shall be returned to the Treasury of the United States. (10) Termination The authority of an enterprise fund to provide support under this subsection shall terminate on the earlier of— (A) the date that is 7 years after the date of the first expenditure of amounts from the enterprise fund