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Outdoor Lighting in South Carolina (2026)

51 rules on the books across South Carolina, 26 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.

Mount Pleasant

Heavy Restrictions

The Town of Mount Pleasant bars nearly all upward-directed outdoor light. Town Code § 156.976 assigns every outdoor…

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Georgetown County

Significant Restrictions

Georgetown County bans artificial light that spills onto the beach anywhere in unincorporated areas of the Waccamaw…

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Aiken County

Some Restrictions

Aiken County requires every outdoor light fixture, whether on a pole, building wall, or used for display and…

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Beaufort County

Some Restrictions

Commercial and multifamily development in unincorporated Beaufort County must use fully shielded, cutoff light fixtures…

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Charleston County

Some Restrictions

Unincorporated Charleston County has no countywide dark-sky or sea-turtle lighting ordinance, per SC DNR's April 2024…

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Columbia

Some Restrictions

Every exterior light fixture installed in Columbia, security lighting included, must be a full cut-off fixture aimed…

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Dorchester County

Some Restrictions

Dorchester County caps most freestanding light poles at 15 feet and bans aiming or focusing light into the sky, with…

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Greenville County

Some Restrictions

Greenville County has no county-wide dark-sky ordinance for existing homes, but in its Environmentally Sensitive…

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Horry County

Some Restrictions

Horry County has no dedicated dark-sky or sea-turtle lighting ordinance, but Zoning Ordinance Section 410 requires…

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Lexington County

Some Restrictions

Lexington County requires exterior lighting to be shielded or recessed so glare does not spill into a Restrictive…

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North Charleston

Some Restrictions

The City of North Charleston caps outdoor light fixture height by zoning district and requires cutoff or full cutoff…

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Oconee County

Some Restrictions

In the zoned areas of unincorporated Oconee County, Chapter 38, Appendix A(c) requires exterior lighting on any project…

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Orangeburg County

Some Restrictions

Manufacturing uses in unincorporated Orangeburg County must fully shield outdoor light fixtures under Section 3.2 of…

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Pageland

Some Restrictions

Pageland requires every Tiny House pocket-neighborhood development to use IESNA full-cutoff fixtures for street…

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Richland County

Some Restrictions

Yes. Unincorporated Richland County has genuine dark-sky lighting standards. All new development must use full-cutoff…

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Rock Hill

Some Restrictions

Rock Hill requires full cut-off lenses or hoods on any exterior light fixture over 1,000 lumens to keep glare and…

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Simpsonville

Some Restrictions

Simpsonville's Zoning Ordinance includes dark-sky-style lighting standards (Section 4.8) intended to minimize light…

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Spartanburg County

Some Restrictions

Spartanburg County has no dedicated dark-sky or International Dark-Sky ordinance. Instead, the Performance Zoning…

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York County

Some Restrictions

New outdoor light fixtures in unincorporated York County must be fully shielded, with the light source hidden inside…

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Cherokee County

Light Restrictions

In unincorporated Cherokee County, South Carolina, the downward-lighting rule is written into the solar energy system…

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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.

Aiken County

Some Restrictions

Aiken County bars outdoor lighting from spilling onto a neighbor's land: Section 24-5.5(6) requires every fixture to be…

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Anderson County

Some Restrictions

Anderson County Code § 24-176 requires exterior illumination on nonresidential sites to be designed to promote safety…

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Beaufort County

Some Restrictions

Nonresidential and multifamily development in unincorporated Beaufort County cannot exceed 0.5 footcandles at any lot…

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Berkeley County

Some Restrictions

Off-street parking lot lighting in Berkeley County's arterial overlay corridors must be shielded or directed away from…

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Columbia

Some Restrictions

Columbia's exterior lighting standard exists specifically to keep light spillage and glare off neighboring land: Sec…

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Dorchester County

Some Restrictions

Dorchester County limits light spilling onto neighboring land to one foot-candle at non-residential property lines and…

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Florence County

Some Restrictions

Within unincorporated Florence County's Corridor Overlay District, County Code § 30-79.6 requires every fixture to use…

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Greenville County

Some Restrictions

Greenville County limits light trespass through its development standards. In the Environmentally Sensitive (ESD-PM)…

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Greenwood County

Some Restrictions

Greenwood County's zoning performance standards ban glare that is visible at the property line from any nonresidential…

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Horry County

Some Restrictions

Horry County Zoning Ordinance Section 410 caps light spillover: no activity may cause illumination exceeding one (1)…

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Lexington County

Some Restrictions

Lexington County caps stray light from any non-mobile source, including lit vehicle storage areas, at 1.0 foot candle…

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Mount Pleasant

Some Restrictions

To stop outdoor lighting from spilling onto neighboring lots, the Town of Mount Pleasant caps how much backlight a…

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North Charleston

Some Restrictions

North Charleston caps how much light a commercial or industrial site can throw onto a neighboring residential lot…

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Oconee County

Some Restrictions

Chapter 38, Appendix A(c)(3) tells developers in the zoned areas of unincorporated Oconee County that lighting shall…

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Richland County

Some Restrictions

Unincorporated Richland County caps light spilling onto neighboring property. Illumination at a property line may not…

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Rock Hill

Some Restrictions

Rock Hill caps outdoor light spilling onto neighboring land at 0.5 foot-candles measured at the property line where the…

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Simpsonville

Some Restrictions

Reducing light trespass onto neighbors is an express goal of Simpsonville's lighting standards. Fixtures must be…

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Spartanburg County

Some Restrictions

The Performance Zoning Ordinance requires pole-mounted lighting fixtures to direct light inward, away from property…

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York County

Some Restrictions

York County zoning caps how much light can spill onto a neighbor's property: outdoor lighting may not exceed one-half…

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Pageland

Light Restrictions

Pageland's zoning code requires parking-lot lighting arranged so it doesn't interfere with adjoining residential areas…

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Billboard Lighting

Lighting standards for outdoor advertising, luminance limits, dwell time, sky-glow mitigation, and curfew hours after which billboards must dim or shut off.

Beaufort County

Heavy Restrictions

Off-premises signs and billboards in unincorporated Beaufort County cannot have lights added once built unless…

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York County

Heavy Restrictions

York County bans construction of new billboards outright, and any billboard lighting is exempt from the county's…

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Columbia

Some Restrictions

Columbia's Unified Development Ordinance lets illuminated permanent signs, including freestanding billboards, use…

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Darlington County

Some Restrictions

Darlington County requires outdoor advertising sign lighting to be shielded and indirect so beams never hit the street…

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Dorchester County

Some Restrictions

Illuminated billboards in Dorchester County must stand at least 400 feet, measured as a horizontal radius, from any…

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Florence County

Some Restrictions

In unincorporated Florence County, digital and electronic changing-message billboards must run automatic day/night…

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Greenville County

Some Restrictions

Every billboard in unincorporated Greenville County, lit from inside or with external floodlights, must stay within the…

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Horry County

Some Restrictions

Horry County bans unshielded floodlights, beacons, spotlights and searchlights on any sign, including billboards, under…

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Mount Pleasant

Some Restrictions

Any illuminated sign in the Town of Mount Pleasant, including an off-premises billboard sited in the Light Industrial…

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Orangeburg County

Some Restrictions

Billboards and other signs in unincorporated Orangeburg County may be lit indirectly or with internal illumination…

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Charleston

Light Restrictions

Charleston requires every sign, including the off-premises billboards allowed in the Heavy Industrial district, to…

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