Service outside the District of Columbia may be made by an individual who is permitted to make service of process under the law of the District of Columbia or under the law of the place in which the service is made or who is designated by a District of Columbia court.
D.C. Code § 13-432
Individuals eligible to make service
July 29, 1970, 84 Stat. 550, Pub
Official source: D.C. Law Library (Council of the District of Columbia). Reproduced from public-domain District of Columbia statutes; confirm against the official source for the current text. Not legal advice.