D.C. Mun. Regs. tit. 21, § 710
710.1 Except as provided in §710.2, no person shall engage in commercial collection and transportation of solid wastes by vehicle, in or through the District, without first having obtained a collector's license and a collection vehicle license for each vehicle so used.
710.2 Any non-profit religious, hospital, charitable, educational (where providing a student/teacher relationship), or scientific organization shall be exempt from the requirement of having a collector's license when engaged in the collection and transportation of solid waste generated exclusively by that organization, and shall be further exempt from the requirement contained in §705.1.
SOURCE: Regulation No. 71-21, approved June 29, 1971, 18 DCR 16 (July 12, 1971), 8 DCRR §8-3606(a); as amended by Regulation No. 72-15, approved July 28, 1972; and by §2(d) of the Solid Waste Control Act of 1977, D.C. Law 2-69, §8-3:606(a), 24 DCR 6800, 6804 (February 17, 1978).