D.C. Mun. Regs. tit. 11, § 922
922.1 If appropriate in furthering the objectives of the Waterfront District, a marina shall be permitted as a special exception in the W-0 District, provided that the applicant demonstrates the proposed use meets the special exception criteria set forth in §§ 927 and 3104 of this Title.
922.2 A marina may also include as accessory uses the following:
922.3 Floating homes shall be permitted within a permitted marina provided that the maximum density of floating home berths shall not exceed fifty percent (50%) of the total number of berths in the marina. This percentage may be increased by special exception, subject to the provisions of § 927.
922.4 A home occupation within a floating home, including a Bed and Breakfast, is permitted, subject to the provisions of §203.
922.5 Off-street parking spaces for a marina and each floating home permitted shall be provided in the amount and manner specified in Chapter 21 - Off Street Parking Requirements, except as may be permitted in accordance with the provisions of § 926.
SOURCE: Final Rulemaking published at 51 DCR 3440 (April 2, 2004); as amended by Final Rulemaking published at 52 DCR 6358 (July 8, 2005).