22 CFR §218.31

1. (a)The agency may conduct compliance reviews and pre-award reviews of recipients that will permit it to investigate and correct violations of these regulations. The agency may conduct these reviews even in the absence of a complaint against a recipient. The review may be as comprehensive as necessary to determine whether a violation of these regulations has occurred.
2. (b)If a compliance review or preaward review indicates a violation of this part, the agency will attempt to achieve voluntary compliance with the Act. If voluntary compliance cannot be achieved, the agency will arrange for enforcement as described in § 143.36