410. ACCESSORY USES (RA)

410 ACCESSORY USES (RA) 410.1 The following accessory uses shall be permitted as a matter of right subject to the associated conditions: (a) Any accessory use permitted in the RF zones under Subtitle U § 310, except that accessory apartments are not permitted in any RA zone; instead, principal dwelling units are permitted pursuant to Subtitle F, Chapter 2, and Subtitle U Chapter 4; (b) Accessory parking spaces or an accessory parking garage subject to all the applicable provisions of Subtitle C, Chapter 7; (c) Temporary exhibits, fundraising functions, and benefit sales for nonprofit organizations not to exceed ten (10) days in a hotel with more than one hundred (100) rooms or suites; (d) Commercial adjuncts as accessory uses to a hotel containing one hundred (100) or more rooms or suites shall be permitted in an RA zones, provided: (1) The total area within the hotel devoted to function rooms, exhibit space, and commercial adjuncts shall not be increased; (2) There shall be no direct entrance to the function rooms, exhibit space, and commercial adjuncts from the outside of the building; (3) No part of the adjunct or the entrance to the adjunct shall be visible from a sidewalk; and (4) No sign or display indicating the existence of the adjuncts shall be visible from the outside of the building; (e) A home occupation use subject to the conditions and regulations of a home occupation as defined in Subtitle U § 251, and subject to the following conditions: (1) No more than four (4) clients or visitors per day shall be allowed; and (2) No person who is not a resident of the dwelling unit shall be engaged or employed in the home occupation; and (f) Other accessory uses buildings or structures customarily incidental to the uses permitted in RA zones under the provisions of this section; and (g) An accessory community dining room within an apartment house solely for the use of tenants and their guests. 410.2 In the RA-2/RC zone, a drive-through accessory to any use shall be prohibited. SOURCE: Final Rulemaking published at 63 DCR 2447, 3338 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023); as amended by Final Rulemaking published at 73 DCR 009999 (July 10, 2026). District of Columbia Municipal Regulations Zoning Regulations of 2016: Use Permissions 11-U DCMR § 410