D.C. Mun. Regs. tit. 11-K, § 613
613.1 Within the StE-19 zone, no use is permitted except for open space and transportation infrastructure.
613.2 Uses permitted within the StE-10 and StE-14A zones shall be in accordance with the RF-1 use provisions of Subtitle U, Chapter 3, which include, but are not limited to, buildings containing one (1) or two (2) dwelling units, and other uses compatible with a low- to moderate-density residential zone.
SOURCE: Final Rulemaking published at 63 DCR 2447, 3176 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 66 DCR 2337 (February 22, 2019); as amended by Final Rulemaking published at 67 DCR 1534 (February 14, 2020).