2 county-level rules, plus city-specific rules for 2 cities in Montgomery County, Maryland.
Verified from official government sources
Chapter 59 requires all new exterior lighting to be full-cutoff fixtures. Light trespass limited to 0.5 foot-candles at residential property lines.
Light trespass limited to 0.5 foot-candles at residential property lines under the Zoning Ordinance. Complaints handled through MC311 and DPS code enforcement.
2 cities in Montgomery County have their own outdoor lighting rules. Each link goes to that city's dedicated page with code citations.
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Montgomery County Ordinance Hub →