200.1 The development standards of this chapter shall apply to all the MU-1 through MU-15 zones except as changed by a geographically modified zone.

200.2 The development standards regulate the bulk of buildings and other structures and the spaces around them, including the following:

1. (a) Height and number of stories;
2. (b) Density and lot occupancy;
3. (c) Yards and setbacks; and
4. (d) Environmental performance.

200.3 The Inclusionary Zoning (IZ) requirements and the available IZ modifications to certain development standards and bonus density shall apply to all MU zones as specified in Subtitle C, Chapter 10, Inclusionary Zoning, and in the zone-specific development standards of this subtitle.

200.4 A building or structure in existence with a valid Certificate of Occupancy prior to January 1, 2022, may convert existing gross floor area to the “Residential” use category of Subtitle B § 200.2 as a matter of right even if the building or structure or portion thereof to be converted does not comply with the following development standards of this subtitle for residential use:

1. (a) Courts;
2. (b) Floor Area Ratio (FAR);
3. (c) Green Area Ratio (GAR);
4. (d) Height;
5. (e) Lot Occupancy;
6. (f) Waterfront Setback; or
7. (g) Yards.

SOURCE: Final Rulemaking published at 63 DCR 2447, 2944 (March 4, 2016 – Part 2); as amended by Final Zoning Regulations of 2016:

Mixed-Use (MU) Zones

Rulemaking published at 69 DCR 012110 (October 7, 2022); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023).

Zoning Regulations of 2016:

Mixed-Use (MU) Zones