Ex parte communications, as defined in Subsection 199.1, shall be prohibited.
Excluded from ex parte communications are those that:
An administrative judge or a staff member of the Board who receives an ex parte communication prohibited by this section, shall immediately report its receipt to the Chief Administrative Judge and prepare a memorandum describing in detail the substance of the communication. The memorandum shall be placed in the case file, along with the actual communication if it is in written form. The Board shall provide a copy of the memorandum to all parties.
D.C. Mun. Regs. tit. 27, r. 27-105