D.C. Mun. Regs. tit. 27, § 821
821
SERVICE
821.1 Documentation that is required by this chapter to be served on an applicant or a respondent shall be served at the last known address of the applicant or respondent on file with the Department, or any representative thereof.
821.2 A document that is required by this chapter to be served on the Assistant Attorney General of record in the matter shall be served at the address on file with the Department.
821.3 Service under this chapter, unless indicated otherwise, shall be effected by:
(a) Personal delivery;
(b) Use of a process server;
(c) Certified or registered mail, return receipt requested; or
(d) Electronic mail, provided, that all parties consent in writing to service in this manner.
SOURCE: Final Rulemaking published at 39 DCR 9052 (December 4, 1992); as amended by Final Rulemaking published at 56 DCR 8439 (October 23, 2009), incorporating by reference text of Proposed Rulemaking published at 56 DCR 5622, 5638 (July 10, 2009).