D.C. Mun. Regs. tit. 27, § 208
208.1 After the complaint, answer, appeal file and any supplemental pleadings have been filed, each party shall inform the Board whether it desires a hearing, as prescribed by Rule 211, or whether it desires to submit its case on the record without a hearing, as prescribed by Rule 209.
SOURCE: Final Rulemaking published at 49 DCR 2078 (March 8, 2002).