D.C. Mun. Regs. tit. 16, § 1000
1000.1 Dealers in secondhand personal property in the District of Columbia shall be designated in classes, as set forth in this section.
1000.2 A Class A secondhand dealer shall be a person, firm or corporation, other than a Class B or a Class C secondhand dealer, engaged in the business of buying, selling, trading, exchanging or dealing in secondhand personal property of any description (other than motor vehicles), including the return or unused portion of any railroad ticket, order or token.
1000.3 A Class B secondhand dealer shall be a person, firm or corporation primarily engaged in the sale of new merchandise, and incidentally engaged in selling, trading, exchanging or dealing in secondhand personal property of any description (other than motor vehicles) as the result of having received that secondhand personal property in trade, or by repossession or as part payment for new merchandise.
1000.4 No Class B secondhand dealer shall engage in the business of dealing in used personal property except as an incident to the sale of other merchandise.
1000.5 A Class C secondhand dealer shall be a charitable organization, as defined in § 501(c)(3) of the Internal Revenue Code of 1954, which purchases or receives secondhand personal property (other than motor vehicles) for the purpose of resale; or a person, firm, or corporation which purchases or receives secondhand personal property of any description (other than motor vehicles) on consignment for the purpose of resale.
AUTHORITY: Unless otherwise noted, the authority for this chapter is a Joint Resolution to regulate licenses to proprietors of theatres in the city of Washington, District of Columbia, and for other purposes, approved February 26, 1892.