This part and, through this part, pertinent portions of subparts A through I of 2 CFR part 180 (see table at 2 CFR 180.100(b)), apply to you if you are a—

(a) Participant or principal in a “covered transaction” (see subpart B of 2 CFR part 180 and the definition of “nonprocurement transaction” at 2 CFR 180.970, as supplemented by § 2424.970 of this part);

(b) Respondent in a HUD suspension or debarment action;

(c) HUD debarment or suspension official; or

(d) HUD grants officer, agreements officer, or other official authorized to enter into any type of nonprocurement transaction that is a covered transaction.