41 CFR § 105-71.151
Later disallowances and adjustments
June 9, 2020
The closeout of a grant does not affect:
(a) The Federal agency's right to disallow costs and recover funds on the basis of a later audit or other review;
(b) The grantee's obligation to return any funds due as a result of later refunds, corrections, or other transactions;
(c) Records retention as required in §105-71.142;
(d) Property management requirements in §§105-71.131 and 105-71.132; and
(e) Audit requirements in §105-71.126.