2 county-level rules, plus city-specific rules for 1 city in Marion County, Indiana.
Verified from official government sources
Indianapolis-Marion County has no comprehensive dark-sky ordinance. Exterior lighting is regulated through the Consolidated Zoning and Subdivision Ordinance (2016) requiring shielding for commercial and parking lot lighting to prevent glare onto residential properties.
Light trespass in Indianapolis is addressed through the Consolidated Zoning Ordinance glare standards and general nuisance provisions in Rev. Code Chapter 531. Residential properties must keep light spillover below 0.5 foot-candles at the property line.
1 cities in Marion County have their own outdoor lighting rules. Each link goes to that city's dedicated page with code citations.
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Marion County Ordinance Hub →