District of Columbia Administrative Code

208 SIDE YARD 208.1 Except as provided elsewhere in this title, the minimum side yard requirements shall be as set forth in this section. 208.2 Two (2) side yards, each a minimum of eight feet (8 ft.) in width, shall be provided for all detached buildings. 208.3 In any of the R-2…

209 COURT 209.1 Courts are not required; however, where a court is provided, the court shall have the following minimum dimensions: TABLE D § 209.1: MINIMUM COURT DIMENSIONS Type of Structure Open Court Minimum Width Closed Court Minimum Width Minimum Area Single Household Dwelli…

211 PERVIOUS SURFACE 211.1 Except as provided elsewhere in this title, the minimum required percentage of pervious surface of a lot shall be as set forth in the following table: TABLE D § 211.1: MINIMUM PERVIOUS SURFACE Zones Type of Structure Minimum Percentage of Pervious Surfa…

212 SPECIAL EXCEPTION FOR PUBLIC LIBRARIES AND PUBLIC RECREATION AND COMMUNITY CENTERS 212.1 Relief from the development standards of this subtitle may be permitted for public libraries if approved by the Board of Zoning Adjustment as a special exception pursuant to Subtitle X, C…

300 PURPOSE AND INTENT The base zone development standards in Subtitle D, Chapter 2 shall apply to the R-1A/TS and R-1B/TS zones except as specifically modified by this chapter. In the event of a conflict between the provisions of this chapter and other regulations of this title,…

TREE PROTECTION 301.1 The tree protection regulations of Subtitle C, Chapter 4, shall apply to the R-1A/TS and R-1B/TS zones. SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 20…

LOT OCCUPANCY 302.1 In the R-1A/TS and R-1B/TS zones, except for public recreation and community centers, the maximum permitted lot occupancy for all structures shall be thirty percent (30%). 302.2 In the R-1A/TS and R-1B/TS zones, the maximum permitted lot occupancy for public r…

303 [REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 63 DCR 10932 (August 26, 2016); as amended by Final Rulemaking published at 68 DCR 013834 (December 24, 2021); as amended by Final Rulemaki…

304 [REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 64 DCR 22 (January 6, 2017); as amended by Final Rulemaking published at 66 DCR 2337 (February 22, 2019); as amended by Final Rulemaking pu…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Regulations Zoning Regulations of 2016: Residential House (R) Zones 11-D DCMR §…

306 [REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 64 DCR 4055 (April 28, 2017); as amended by Final Rulemaking published at 64 DCR 8416 (August 25, 2017); as amended by Final Rulemaking pub…

307 [REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (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 70 DCR 011297 (August 25, 2023). District of Columbia Municipa…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 64 DCR 22 (January 6, 2017); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Regula…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 63 DCR 10932 (August 26, 2016); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Reg…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Regulations Zoning Regulations of 2016: Residential House (R) Zones 11-D DCMR §…

PURPOSE AND INTENT The base zone development standards in Subtitle D, Chapter 2 shall apply to the R-1A/FH, R-1B/FH, and R-2/FH zones except as specifically modified by this chapter. In the event of a conflict between the provisions of this chapter and other regulations of this t…

TREE PROTECTION 401.1 The provisions of this section shall apply to R-1A/FH zoned lots in Squares 2042, 2043, 2046, 2049, 2231, 2232, 2238, 2239, 2244 through 2248, 2250, 2258, 2272, and 2282. 401.2 The tree protection regulations of Subtitle C, Chapter 4 shall apply. 401.3 To th…

LOT DIMENSIONS 402.1 In the R-1A/FH zone, the minimum required lot width and lot area for the creation of a new lot of record shall be as set forth in the following table: TABLE D § 402.1: MINIMUM LOT WIDTH AND LOT AREA ZoneSquareType of StructureMinimum Lot Width (ft.)Minimu…

SIDE YARD 403.1 In the R-1A/FH, R-1B/FH, and R-2/FH zones, the minimum side yard requirement for all buildings, accessory buildings, or additions to buildings shall be twenty-four feet (24 ft.) in the aggregate, with no single side yard having a width of less than eight feet (8 f…

LOT OCCUPANCY 404.1 In the R-1A/FH, R-1B/FH, and R-2/FH zones, except for public recreation and community centers, the maximum permitted lot occupancy for all structures shall be thirty percent (30%). 404.2 In the R-1A/FH, R-1B/FH, and R-2/FH zones, the maximum permitted lot occu…

PERVIOUS SURFACE 405.1 In the R-1A/FH, R-1B/FH, and R-2/FH zones, the minimum required percentage of pervious surface of a lot shall be fifty percent (50%); provided this subsection shall not: (a) Preclude enlargement of a principal building in existence as of May 18, 2007; or (b…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 64 DCR 22 (January 6, 2017); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Regula…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (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 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Re…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 64 DCR 340 (January 13, 2017); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Regu…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Regulations Zoning Regulations of 2016: Residential House (R) Zones 11-D DCMR §…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Regulations Zoning Regulations of 2016: Residential House (R) Zones 11-D DCMR §…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Regulations Zoning Regulations of 2016: Residential House (R) Zones 11-D DCMR §…

4900 GENERAL PROVISIONS 4900.1 The provisions of this chapter govern the height and bulk of public school buildings. SOURCE: Final Rulemaking published at 67 DCR 3776 (April 3, 2020). District of Columbia Municipal Regulations Zoning Regulations of 2016: Residential House (R) Zon…

4901 DEVELOPMENT STANDARDS 4901.1 The specific standards of this chapter shall govern public schools; in the absence of specific standards, the development standards for the zone in which the building or structure is proposed shall apply. SOURCE: Final Rulemaking published at 67 …

4902 DENSITY 4902.1 Public schools shall be permitted a maximum floor area ratio of 1.8 in the R zones. SOURCE: Final Rulemaking published at 67 DCR 3776 (April 3, 2020). District of Columbia Municipal Regulations Zoning Regulations of 2016: Residential House (R) Zones 11-D DCMR …

4903 LOT DIMENSIONS 4903.1 Unless otherwise permitted or required, the use of an existing or creation of a new lot for public schools shall be subject to the following minimum lot dimensions as set forth in the following table: TABLE D § 4903.1: MINIMUM LOT WIDTH AND LOT AREA FOR…

4904 HEIGHT 4904.1 Public schools shall be permitted a maximum building height, not including a penthouse or rooftop structure, as set forth in the following table: TABLE D § 4904.1: MAXIMUM HEIGHT FOR PUBLIC SCHOOLS Zones Maximum Height, Not Including Penthouse or Rooftop Struct…

4905 PENTHOUSE OR ROOFTOP STRUCTURES 4905.1 Penthouses or rooftop structures shall be subject to the regulations of Subtitle C, Chapter 15, and to the height and story limitations specified in each zone of this subtitle; provided that public schools shall be permitted a mechanica…

4906 FRONT SETBACK 4906.1 A front setback is not required for a public school. SOURCE: Final Rulemaking published at 67 DCR 3776 (April 3, 2020). District of Columbia Municipal Regulations Zoning Regulations of 2016: Residential House (R) Zones 11-D DCMR § 4906 AUTHORITY: DC-DCMR…

4907 REAR YARD 4907.1 A rear yard shall be provided for each public school the minimum depth of which shall be as set forth in the following table: TABLE D § 4907.1: MINIMUM REAR YARD FOR PUBLIC SCHOOLS Zones Minimum Rear Yard (ft.) All R-1 zones 25 All R-2 and R-3 zones 20 4907.…

4908 SIDE YARD 4908.1 Two (2) side yards, each a minimum of eight feet (8 ft.) in width, shall be provided in all R-1 zones. 4908.2 In all R-2 zones, one (1) side yard, a minimum of eight feet (8 ft.) in width, shall be provided for all semi-detached buildings and two (2) side ya…

4909 COURT 4909.1 Where a court is provided, it shall have the following minimum dimensions: TABLE D § 4909.1: MINIMUM COURT DIMENSIONS FOR PUBLIC SCHOOLS Zone Minimum Width Open Court Minimum Width Closed Court Minimum Area Closed Court R zones 2.5 in./ft. of height of court; 6 …

4910 LOT OCCUPANCY 4910.1 Public schools shall not occupy a lot in excess of the maximum lot occupancy as set forth in the following table: TABLE D § 4910.1: MAXIMUM LOT OCCUPANCY FOR PUBLIC SCHOOLS Zones Maximum Percentage of Lot Occupancy (%) R-1A/TS R-1A/FH R-1A/TS/NO R-1A/WH …

4911 PERVIOUS SURFACE 4911.1 The minimum percentage of pervious surface of a lot shall be thirty percent (30%). SOURCE: Final Rulemaking published at 67 DCR 3776 (April 3, 2020). District of Columbia Municipal Regulations Zoning Regulations of 2016: Residential House (R) Zones 11…

4912 SPECIAL EXCEPTION 4912.1 Exceptions to the development standards of this chapter for public schools shall be permitted as a special exception if approved by the Board of Zoning Adjustment under Subtitle X, Chapter 9. SOURCE: Final Rulemaking published at 67 DCR 3776 (April 3…

PURPOSE AND INTENT 500.1 The base zone development standards in Subtitle D, Chapter 2 shall apply to the R‑1A/TS/NO zone except as specifically modified by this chapter. In the event of a conflict between the provisions of this chapter and other regulations of this title, the pro…

501 TREE PROTECTION 501.1 The tree protection regulations of Subtitle C, Chapter 4, shall apply to the R‑1A/TS/NO zone. SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023). D…

HEIGHT 502.1 In the R-1A/TS/NO zone, the maximum permitted height and number of stories for all buildings, not including a penthouse or rooftop structure, shall be forty feet (40 ft.) and three (3) stories. 502.2 In the R-1A/TS/NO zone, the height of a building shall be measured …

PENTHOUSE AND ROOFTOP STRUCTURE 503.1 A mechanical penthouse or rooftop structure with a maximum height of fifteen feet (15 ft.) and one (1) story shall be permitted on a place of worship, public recreation and community center, or an institutional building. 503.2 A penthouse or …

LOT OCCUPANCY 504.1 In the R-1A/TS/NO zone, except public recreation and community centers, the maximum permitted lot occupancy for all structures shall be thirty percent (30%). 504.2 In the R-1A/TS/NO zone, the maximum permitted lot occupancy for public recreation and community …

PLANNED UNIT DEVELOPMENT 505.1 In the R-1A/TS/NO zone, the provisions of Subtitle X, Chapter 3, shall not operate to permit a planned unit development to exceed the height limits of Subtitle D 502, or the area, bulk, and yard standards that apply as a matter of right in the R-1A …

SPECIAL EXCEPTION REVIEW CRITERIA 506.1 In reviewing an application for a special exception in the R-1A/TS/NO zone, in addition to the applicable criteria of this title and of Subtitle X, Chapter 9, the Board of Zoning Adjustment shall consider whether the proposed development is…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (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 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Re…

[REPEALED] SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 64 DCR 340 (January 13, 2017); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023). District of Columbia Municipal Regu…