D.C. Mun. Regs. tit. 18, § 2435
2435.1 If a block is designated as a residential permit parking (“RPP”) block pursuant to § 2434 of this chapter, the times and days during which the RPP restrictions shall apply shall be from 7:00 a.m. to 8:30 p.m., Monday through Friday; unless stopping, standing, or parking is restricted during that time period pursuant to a separate provision of this chapter or by provision of law.
2435.2 During the times the RPP restrictions apply, no vehicle without a valid RPP sticker for that RPP zone may park for more than two (2) hours.
2435.3 Pursuant to § 2436, the days or hours during which RPP restrictions apply on a block designated as an RPP block may be expanded or modified.
2435.4 Pursuant to § 2437, resident-only parking restrictions may be applied to all blocks participating in the RPP program within an Advisory Neighborhood Commission; provided, that no more than one side of the street in each residential block, as determined by the Director, shall be designated with resident-only parking restrictions.
2435.5 Additional restrictions specific to parking a motor vehicle on an RPP block may be imposed within a performance parking zone. Any such restrictions shall be included in the implementation plan for the applicable performance parking zone.
SOURCE: Final Rulemaking published at 66 DCR 10565 (August 16, 2019).