1 county-level rule, plus city-specific rules for 3 cities in Fairfax County, Virginia.
Verified from official government sources
Fairfax County's outdoor lighting standards address light pollution and skyglow by requiring full-cutoff fixtures, limiting wattage/lumens, setting maximum light levels at property lines, and imposing curfew provisions on commercial uses. The county has not adopted formal Dark Sky status but follows similar principles in the Zoning Ordinance Article 5 lighting provisions.
3 cities in Fairfax County have their own outdoor lighting rules. Each link goes to that city's dedicated page with code citations.
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Fairfax County Ordinance Hub →