7 C.F.R. § 11.7
(a)
(1) At no time between the filing of an appeal and the issuance of a final determination under this part shall any officer or employee of the Division engage in ex parte communications regarding the merits of the appeal with any person having any interest in the appeal pending before the Division, including any person in an advocacy or investigative capacity. This prohibition does not apply to:
(c) If any officer or employee of the Division receives an ex parte communication in violation of this section, the one who receives the communication shall place in the hearing record: