Outdoor Lighting in Washington, DC (2026)
2 verified outdoor lighting rules for Washington, District of Columbia, sourced directly from the municipal code and official government pages.
Verified from official government sources
Dark Sky Rules
DC does not have a comprehensive dark-sky ordinance, but outdoor lighting is regulated through the zoning code (11 DCMR), building code, and public space regulations. Light fixtures must be shielded to minimize glare and light trespass onto neighboring properties.
Washington DC Outdoor Lighting Standards
Some RestrictionsLight Trespass
DC prohibits excessive outdoor lighting that spills onto neighboring properties through zoning and nuisance regulations. Property owners must direct and shield outdoor lights to prevent light trespass, and complaints can be filed through the 311 system.
Washington DC Light Trespass Regulations
Some RestrictionsLooking for District of Columbia county-wide rules?
County ordinances apply to unincorporated areas and may supplement Washington city rules.
Outdoor Lighting in District of Columbia →