D.C. Mun. Regs. tit. 11-B, § 201
201.1 Use categories describe activities being performed on-site that have similar functions, physical characteristics, impacts, or operational behaviors.201.2 All individual uses shall be included in at least one (1) use category. On- and off-site activities associated with a use may cause that use to be included in more than one (1) group.201.3 A principal use may have one (1) or more accessory uses.201.4 The Zoning Administrator shall determine the category or categories for a use, based on consistency with Subtitle B, Chapter 2.201.5 The following may be considered when determining the appropriate group or groups for a use:- (a) The description of the activity or activities in relationship to the definition of each use category;
- (b) The relative amount of site or floor space and equipment devoted to each activity;
- (c) The relative amounts of sales from each activity;
- (d) The customer type for each activity;
- (e) The relative number of employees in each activity;
- (f) The typical hours of operation;
- (g) The building and site arrangement;
- (h) The number and type of vehicles used;
- (i) The relative number of vehicle trips generated by the activity;
- (j) How the use is advertised;
- (k) How the use is licensed; and
- (l) Similarities in function to the examples and exceptions listed for each use category.201.6 The activities, functions, physical characteristics, and impacts of a use on a Zoning Regulations of 2016:Definitions, Rules of Measurement, and Use Categories
property may not change unless that change has been determined by the Zoning Administrator to be consistent with that use category or a different use category permitted within the applicable zone.
SOURCE: Final Rulemaking published at 63 DCR 2447, 2650 (March 4, 2016 – Part 2).