Statutes, codes, and regulations
District Of Columbia Administrative Code
Title 11 - ZONING REGULATIONS OF 2016Subtitle I - DOWNTOWN (D) ZONES
Chapter 5 - REGULATIONS SPECIFIC TO PARTICULAR DOWNTOWN (D) ZONES
Rule 11-I532 - HEIGHT (D-4-R)

D.C. Mun. Regs. tit. 11, r. 11-I532

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Current through Register Vol. 71, No. 49, December 6, 2024
Rule 11-I532 - HEIGHT (D-4-R)
532.1

The maximum permitted building height, not including the penthouse or rooftop structure, in the D-4-R zone shall be as follows:

Street Right of Way WidthMaximum Permitted Building Height, Not Including Penthouse
Greater than or equal to 110 ft.130 feet
Less than one 110 ft. but greater than or equal to 100 ft.120 feet
Less than 100 ft. but greater than or equal to 90 ft.110 feet
Less than 90 ft.No taller than the width of the street right of way, plus 20 feet

532.2

The height limits established in Subtitle I § 532.1 shall apply to a building regardless of its employment of the credits enabled by Subtitle I, Chapters 8 and 9.

532.3

A building on a lot in the D-4-R zone with frontage on one (1) or more of the following designated street segments shall also be subject to the height regulations governing the sub-area in which the segment is located:

(a) The Massachusetts Avenue Sub-Area regulations in Subtitle I § 610 apply to properties fronting on Massachusetts Avenue, N.W., between 3rd and 13th Streets, N.W.;
(b) The Blagden Alley Residential Transition Sub-Area regulations in Subtitle I § 613 apply to properties fronting on M Street, N.W. between 9th and 10th Streets, N.W.; and
(c) The Mount Vernon Triangle Principal Intersection Area Sub-Area regulations in Subtitle I § 612, governing exterior and interior heights, apply to properties fronting on portions of the intersection of 5th and K Streets, N.W.
532.4

The maximum permitted building height, not including the penthouse or rooftop structure, in the D-4-R zone shall be limited to ninety feet (90 ft.) on the portion of the site occupied by a historic landmark or a contributing building within a historic district.

532.5

The maximum permitted height of a penthouse or rooftop structure shall be twenty feet (20 ft.). The maximum permitted number of stories for penthouse habitable space shall be one (1) plus a mezzanine, except a second story shall be permitted for penthouse mechanical space.

D.C. Mun. Regs. tit. 11, r. 11-I532

Final Rulemaking published at 63 DCR 2447 (9/6/2016); amended by Final Rulemaking published at 63 DCR 10932 (9/6/2016); amended by Final Rulemaking published at 68 DCR 13834 (12/24/2021)