15 CFR § 25.14 - Separation of functions.
(a) The investigating official, the reviewing official, and any employee or agent of the authority who takes part in investigating, preparing, or presenting a particular case may not, in such case or a factually related case -
(1) Participate in the hearing as the ALJ;
(3) Make the collection of penalties and assessments under 31 U.S.C. 3806.
(c) The reviewing official shall, after consulting with the Inspector General, designate the representative for the Government, who shall be an attorney with either the Office of General Counsel or the Office of the Inspector General. The reviewing official's decision is final.