D.C. Mun. Regs. tit. 20, § 902
902.1 No gasoline containing more than one (1.0) gram of lead per gallon shall be sold.
SOURCE: Section 3 of the District of Columbia Air Pollution Control Act of 1984, D.C. Law 5-165, 32 DCR 565, 647 (February 1, 1985).