45 C.F.R. § 1641.13 Causes for suspension.
Title 45 - Public Welfare
The debarring official may suspend an IPA in accordance with the procedures set forth in this part upon adequate evidence that: (a) A cause for debarment under §1641.7 may exist; (b) The IPA has been indicted for or convicted of any offense described in §1641.7; (c) The IPA has been found subject to a civil judgment described in §1641.7(e), whether the judgment is final or not. (d) The IPA has been suspended from contracting with a Federal agency or entity receiving Federal funds including when the IPA has stipulated to the suspension.
Title 45: Public Welfare
PART 1641—DEBARMENT, SUSPENSION AND REMOVAL OF RECIPIENT AUDITORS
Subpart C—Suspension
§ 1641.13 Causes for suspension.

