24 CFR §180.220
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
No officer, employee, or agent of the Federal Government engaged in the performance of investigative, conciliatory, or prosecutorial functions in connection with the proceeding shall, in that proceeding or any factually related proceeding under this part, participate or advise in the decision of the ALJ, except as a witness or counsel during the proceedings or in its appellate review.