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Outdoor Lighting in Indiana (2026)

39 rules on the books across Indiana, 20 cities and counties. Select a rule to read the full details.

Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions

Dark Sky Rules

Ordinances designed to reduce light pollution, including requirements for shielded fixtures, limits on brightness, and curfews for decorative lighting.

Allen County

Some Restrictions

The Allen County Zoning Ordinance requires exterior lighting (other than single- and two-family dwellings) to use…

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Anderson

Some Restrictions

Anderson requires site lighting to be uniform "down lighting" that is fully shielded on all sides and top, and…

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Bloomington

Some Restrictions

The City of Bloomington's Unified Development Ordinance requires most outdoor light fixtures to be fully shielded and…

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Boone County

Some Restrictions

Outdoor lighting in unincorporated Boone County, Indiana must match the design of the building and surrounding land use…

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Carmel

Some Restrictions

Carmel limits light spill at property lines and requires shielded, integrated fixtures. In residential districts no…

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Evansville

Some Restrictions

Within Evansville's Airport Overlay Zone, new site lighting must use full-cutoff fixtures aimed downward, no upward or…

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Fort Wayne

Some Restrictions

Fort Wayne caps residential light trespass at 600 lumens for frosted or translucent covers, and requires full shielding…

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Greenwood

Some Restrictions

Greenwood's UDO requires nearly all outdoor light fixtures to be full 90-degree cutoff fixtures, and any fixture over…

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Indianapolis

Some Restrictions

Indianapolis-Marion County's zoning code requires any exterior light source over 900 lumens, brighter than a 60-watt…

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Lake County

Some Restrictions

Unincorporated Lake County's UDO has no general residential dark-sky ordinance. The only codified downward-shielding…

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Noblesville

Some Restrictions

Noblesville requires off-street parking lot lighting to use fully-shielded fixtures that avoid reflecting direct light…

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Porter County

Some Restrictions

Every outdoor light fixture regulated under Porter County's Unified Development Ordinance must be full cutoff and fully…

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South Bend

Some Restrictions

South Bend's Zoning Ordinance requires outdoor light fixtures to be full cutoff or fully shielded, caps color…

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St. Joseph County

Some Restrictions

St. Joseph County's zoning code requires every outdoor light fixture serving a multi-family, commercial, industrial…

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Tippecanoe County

Light Restrictions

Tippecanoe County's Unified Zoning Ordinance controls glare from auto parking lot lighting rather than imposing a…

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Elkhart County

Few Restrictions

Elkhart County has no comprehensive dark-sky or full-cutoff lighting ordinance. Its Zoning Ordinance instead requires…

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Light Trespass & Shielding

Rules preventing outdoor lights from shining onto neighboring homes, shielding and full-cutoff fixture requirements, aiming standards, and footcandle caps at the property line.

Allen County

Some Restrictions

The Allen County Zoning Ordinance limits light spillover onto neighbors: where nonresidential development adjoins a…

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Anderson

Some Restrictions

Anderson's Zoning Code defines illumination as a shielded light directed solely at an object so the brightness does not…

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Bloomington

Some Restrictions

Bloomington's Unified Development Ordinance caps how much light a fixture can throw across a property line: one…

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Carmel

Some Restrictions

Carmel's UDO caps light trespass at the property line: no lighting may cause illumination at or beyond any lot line in…

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Elkhart County

Some Restrictions

Elkhart County limits light spillover mainly through parking and buffering standards: off-street parking lighting must…

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Evansville

Some Restrictions

Evansville requires all sign lighting to be shielded so it never spills glare onto neighboring property or the roadway.

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Fort Wayne

Some Restrictions

Fort Wayne caps residential outdoor lights at 600 lumens before frosted-glass shielding kicks in, and requires full…

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Gary

Some Restrictions

Gary's only codified light-trespass rule sits inside the planned industrial park standards for the M1 district: Sec…

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Greenwood

Some Restrictions

Outdoor lighting in Greenwood cannot exceed 0.5 foot-candles at a residential property line, 2.0 foot-candles at a…

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Indianapolis

Some Restrictions

Indianapolis-Marion County zoning limits how much light can spill onto a neighbor's land: Table 744-604-1 caps…

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Lake County

Some Restrictions

Unincorporated Lake County's UDO sets no numeric residential light-trespass (foot-candle) limit. Its enforceable…

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Noblesville

Some Restrictions

In the City of Noblesville, § 159.201 of the Unified Development Ordinance caps site lighting citywide: light from…

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Porter County

Some Restrictions

Porter County's UDO caps light spilling onto a neighboring property line at five lux, with higher limits only where…

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South Bend

Some Restrictions

South Bend caps light at any lot line abutting a residential (S or U) district at 0.2 foot-candles, and 1.0 foot-candle…

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St. Joseph County

Some Restrictions

St. Joseph County limits floodlights and other outdoor fixtures so their beam cannot spill onto a neighbor's land or a…

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Tippecanoe County

Some Restrictions

In Tippecanoe County's I1, I2 and I3 industrial zones, Unified Zoning Ordinance Section 4-10-4 caps light trespass at…

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Vanderburgh County

Some Restrictions

Vanderburgh County requires that lighting for off-street parking areas outside residential districts be shaded and…

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Wayne County

Some Restrictions

In unincorporated Wayne County, Indiana, off-street parking areas must be lit so light does not spill onto neighboring…

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