D.C. Mun. Regs. tit. 16, r. 16-599
When used in this chapter, the following terms and phrases shall have the meanings ascribed:
Advertise - the use of any method to bring a closing-out or fire sale to the attention of the public, including without limitation any advertising or notice appearing in any newspaper, magazine, or other publication, or in any handbill, poster, bill, circular, pamphlet, letter, sign, placard, card display, label, or telegram; or broadcast as a part of any radio or television program.
Closing-out sale - as defined in D.C. Code § 47-2101, any sale in connection with which any representation by the person conducting the sale that the sale is being conducted, or is required or compelled to be conducted, for reasons of economic or business distress, inability to continue business at the same location, or the age or health of the owner or owners of the business. The term "closing out sale" shall include but not be limited to, all sales advertised, represented, or held forth under the designation of "going out of business," "discontinuance of business," "selling out," "liquidation," "lost our lease," "must vacate," "forced out," "removal," or any other designation of like meaning.
Fire sale - a sale of goods, wares, or merchandise damaged by fire, smoke, water, or otherwise.
Sale - when not qualified by "closing-out" or "fire," means both "closing-out sale" and "fire sale."
D.C. Mun. Regs. tit. 16, r. 16-599