D.C. Mun. Regs. tit. 21, § 526
Stormwater Management: Relief From Extraordinarily Difficult Site Conditions
Authority: District Department of the Environment Establishment Act of 2005, effective February 15, 2006 (D.C. Law 16-51; D.C. Official Code §§ 8-151.01 et seq. (2013 Repl. & 2019 Supp.)); Water Pollution Control Act of 1984, effective March 16, 1985 (D.C. Law 5-188; D.C. Official Code §§ 8-103.01 et seq. (2013 Repl. & 2019 Supp.)); and Mayor’s Order 2006-61, dated June 14, 2006. Source: Final Rulemaking published at 35 DCR 21 (January 1, 1988); as amended by Final Rulemaking published at 60 DCR 10640 (July 19, 2013); as amended by Final Rulemaking published at 67 DCR 818 (January 31, 2020).District of Columbia, Office of the Secretary
526 STORM WATER MANAGEMENT: APPLICABILITY
526.1 No person shall, unless exempt, engage in any earth movement or land change within the District of Columbia without instituting appropriate storm water management measures to control or manage runoff from such developments. These measures shall conform to the provisions in §§526 through 535 of this chapter.
SOURCE: Final Rulemaking published at 35 DCR 21 (January 1, 1988).