D.C. Mun. Regs. r. 20-727
Except as provided in sections § 727.2 and 727.4, effective January 1, 2012, no person shall sell, supply, offer for sale, or manufacture for use in the District of Columbia any contact adhesive, electronic cleaner, footwear or leather care product, or general purpose degreaser that contains methylene chloride, perchloroethylene, or trichloroethylene.
Contact adhesives, electronic cleaners, footwear or leather care products, or general purpose degreasers that contain methylene chloride, perchloroethylene, or trichloroethylene and were manufactured before January 1, 2012, may be sold, supplied, or offered for sale until May 1, 2012, so long as the product container or package displays the date on which the product was manufactured, or a code indicating such date, in accordance with § 732.
Any person who sells or supplies a consumer product identified above in § 727.1 shall notify the purchaser of the product, in writing, that the sell-through period for that product will end on May 1, 2012, provided, however, that this notification must be given only if both of the following conditions are met:
The requirements of § 727.1 and 721.3 shall not apply to any contact adhesives, electronic cleaner, footwear or leather care product, or general purpose degreaser containing methylene chloride, perchloroethylene, or trichloroethylene that is present as an impurity in a combined amount equal to or less than one one-hundredth of a percent (0.01%) by weight.
D.C. Mun. Regs. r. 20-727