2 CFR § 200.344 - Post-closeout adjustments and continuing responsibilities.
(a) The closeout of a Federal award does not affect any of the following:
(1) The right of the Federal awarding agency or pass-through entity to disallow costs and recover funds on the basis of a later audit or other review. The Federal awarding agency or pass-through entity must make any cost disallowance determination and notify the non-Federal entity within the record retention period.
(2) The obligation of the non-Federal entity to return any funds due as a result of later refunds, corrections, or other transactions including final indirect cost rate adjustments.
(3) Audit requirements in Subpart F - Audit Requirements of this part.
(5) Records retention as required in Subpart D - Post Federal Award Requirements of this part, §§ 200.333 Retention requirements for records through 200.337 Restrictions on public access to records.
(b) After closeout of the Federal award, a relationship created under the Federal award may be modified or ended in whole or in part with the consent of the Federal awarding agency or pass-through entity and the non-Federal entity, provided the responsibilities of the non-Federal entity referred to in paragraph (a) of this section, including those for property management as applicable, are considered and provisions made for continuing responsibilities of the non-Federal entity, as appropriate.