D.C. Code § 1-303.03
The Council of the District of Columbia is hereby authorized and empowered to make, and the Mayor of the District of Columbia is hereby authorized and empowered to enforce, all such reasonable and usual police regulations in addition to those already made under §§ 1-303.01 and 1-303.02, as the Council may deem necessary for the protection of lives, limbs, health, comfort, and quiet of all persons and the protection of all property within the District of Columbia.
D.C. Code § 1-303.03
Alcoholic beverage control, regulations for administration and enforcement, see §§ 25-201 and 25-211. Boxing, rules governing, see § 3-606. Businesses, rules and regulations for licensing, inspection, or regulation, see § 47-2844. Department of human services, rules governing, see §§ 7-174 through 7-177. Discharge of parolees, regulations governing, see § 24-404. Electricity, regulation of production, use, and control, see § 2-131. Federal government restaurants, regulations governing, see § 7-2701. Fire escapes and building safety, rules governing, see § 6-701.04. Firemen, rules governing, see §§ 5-402, 5-406 and 5-411. Food and drugs, regulations to prevent adulteration, see § 48-104. Garbage and other refuse, rules governing collection, see §§ 8-701 and 8-707. Harbor regulations, see § 22-4401. Human excreta and waste, rules governing disposal, see § 8-603. Insurance and insurance companies, regulations governing, see § 31-202. Lighting of streets and bridges, regulations, see §§ 9-301 and 9-507. Mattresses, regulations governing manufacture, renovation, and sale, see §§ 8-503 and 8-506. Medical and dental colleges, regulations for granting licenses and permits to operate, see § 38-1402. Metropolitan police department, rules governing, see §§ 5-105.05, 5-127.01, 5-133.06, 5-111.01, 5-111.03 5-115.02, and 5-115.05. Money lenders, rules and regulations governing, see § 26-911. Motor vehicles, general regulations, see § 50-2201.03. Motor vehicles, regulations governing registration, see § 50-1501.02. Municipal fish wharves and markets, regulations governing, see § 37-205.01. Municipal playgrounds and parks, regulations governing, see §§ 10-127 and 10-137. Parking, rules governing, see § 6-405. Plumbing and drainage, regulations, see § 2-135. Prison labor, regulations governing, see § 24-201.12. Produce markets, regulations governing, see § 37-201.28. Public beach and dressing houses, regulations governing, see § 10-162. Public convenience stations, regulations governing, see § 10-134. Public utilities, regulations governing, see § 34-809. Reagan national airport, regulations for administration, see § 9-702. Repair of streets, alleys and sewers, regulations governing, see § 9-101.01. Retirement of public school teachers, regulations governing, see § 38-2001.16. Steam and pressure boilers, regulations, see §§ 2-115 and 2-118. Taxation, authority to make rules and regulations, see § 47-3407. Weights and measures, establishment of tolerances and specifications, see §§ 37-201.16 a and 37-201.25. Weights and measures, wood sales, standards, see § 37-201.17. Zoning regulations, see § 6-641.01. .