44 CFR § 208.64
Administrative and audit requirements
May 13, 2020
(a) Non-Federal audit. For Sponsoring Agencies and States, requirements for non-Federal audit are contained in 44 CFR 13.26, in accordance with OMB Circular A-133, Audits of States, Local Governments, and Non-Profit Organizations.
(b) Federal audit. DHS or the Government Accountability Office may elect to conduct a Federal audit of any payment made to a Sponsoring Agency or State.