D.C. Mun. Regs. tit. 11-C, § 717
717
717.1 In an MU or D zone, the Zoning Administrator may waive the parking space dimensional, size, design, and striping requirements stated in Subtitle C §§ 712.4 through 712.7, and 713 for parking located within a building if:
717.2 The request for a waiver under Subtitle C § 717.1 must be accompanied by:
717.3 Parking granted a waiver pursuant to Subtitle C § 717.1 shall be operated in conformance with the following conditions:
(b) The sign shall have a white background, with black lettering that is at least two inches (2 in.) in height;
(c) All parking areas and spaces provided under this subsection shall be designed and operated so that sufficient access and maneuvering space is available to permit the parking and removal of any vehicle without moving any other vehicle onto public space;
(d) Where aisles are provided, they shall meet the design requirements stipulated in Subtitle C § 712; and
(e) If attendant parking is discontinued, the parking spaces shall thereafter conform to the requirements in Subtitle C §§ 712.4 through 712.7, and 713 and the parking area shall be operated in conformance with the parking plan required by Subtitle C § 717.2(a). The purpose of the parking plan is to demonstrate that all unattended parking spaces will meet the size and layout requirements of these subsections, and that any minimum parking requirement will be met.
SOURCE: Final Rulemaking published at 63 DCR 2447, 2712 (March 4, 2016 – Part 2).