D.C. Mun. Regs. tit. 20, § 748
748.1
Each manufacturer of an adhesive, sealant, adhesive primer, or sealant primer subject to §§ 743 to 749 shall display the following information on the product container or label:
(a) A statement of the manufacturer's recommendation regarding thinning, reducing, or mixing of the product, except that:
(1) This requirement does not apply to the thinning of a product with water; and
(2) If thinning of the product before use is unnecessary, the recommendation must specify that the product is to be applied without thinning;
(b) The maximum or the actual VOC content of the product in accordance with § 747, as supplied, displayed in grams of VOC per liter of product; and
(c) The maximum or the actual VOC content of the product in accordance with § 747, which includes the manufacturer's maximum recommendation for thinning, as applied, displayed in grams of VOC per liter of product.
SOURCE: Final Rulemaking published at 51 DCR 3879 (April 16, 2004); as amended by Final Rulemaking published at 51 DCR 10781 (November 26, 2004); as amended by Notice of Final Rulemaking published at 58 DCR 11286, 11363 (December 30, 2011).