Westlaw: District of Columbia Code:Text of the Code, related acts and history.
District of Columbia Administrative Procedure Act: Text of the 1968 act, as amended, on administrative procedure, freedom of information, and legal publication.
District of Columbia Home Rule Act: Text of the 1973 act, with subsequent amendments, that gave local self-government to DC citizens, under an umbrella of continuing Congressional authority over the city.
District of Columbia Legal Materials: Links to primary legal resources, from Cornell Law School's Legal Information Institute.
Law Library of Congress: Guide to Law Online - District of Columbia: Compendium of links to primary-source documents and law-related Web sites.