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York County, SC Outdoor Lighting: Dark Sky Rules (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Shielding mandate
Fully shielded, opaque housing
Wall pack cap
1,000 lumens or less
Allowed color
White or off-white light only
Sports field height cap
80 feet, glare-control required
Dark-sky fixtures
IDA-approved fixtures encouraged, not required
Exempt uses
Single-family/duplex homes, if shielded

Summary

New outdoor light fixtures in unincorporated York County must be fully shielded, with the light source hidden inside opaque housing and invisible from any street, under Section 155.884 of the Zoning Code, and the county goes further by recommending International Dark-Sky Association certified fixtures under Section 155.887.

City-specific rules exist: Rock Hill has its own dark sky rules rules that differ from York County's county-level regulations. If you live in Rock Hill, check the city-specific page instead.

§ 155.884 LIGHT FIXTURES.

(A) Any light fixture shall be fully-shielded, whose source is completely concealed with opaque housing and shall not be visible from any street. This provision includes lights mounted on poles and buildings, as well as architectural display and decorative lighting visible from streets. ...

(E) Wall packs on buildings may be used at secondary entrances to a building to light unsafe areas. They are not intended to draw attention to the building or provide general building or site lighting.

(1) Wall packs on the exterior of the building shall be fully-shielded (e.g., true cutoff type bulb or light source not visible from off-site) to direct the light vertically downward and have a light output of 1,000 lumens or less.

(2) Wall pack light sources visible from any location off the site are prohibited.

Source: South Carolina Code of LawsView official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2026 S-49: Supplement contains: Local legislation current through Ord. 3925, passed 6-16-25).

Full Breakdown

884, Light Fixtures, is York County's core dark-sky shielding rule. Subsection (A) requires any light fixture, including those mounted on poles and buildings and any architectural, display or decorative lighting, to be fully shielded so its source is completely concealed inside opaque housing and cannot be seen from any street. Subsection (B) requires fixtures to be mounted so the cone of light is not aimed at any lot line. Only incandescent, fluorescent, metal halide, LED or mercury vapor sources may be used, and Subsection (C) requires every fixture and light source on a site to match, so a property cannot mix warm and cool lighting types.

Subsection (D) restricts color to white or off-white light only. Wall packs get their own limits under Subsection (E): they may light secondary building entrances for safety but not to draw attention to the building or serve as general site lighting, must be fully shielded with a true cutoff bulb or concealed source, must point light vertically downward, and are capped at 1,000 lumens or less; a wall pack visible from off the site at all is prohibited outright. 882 exempts street and sidewalk lighting, sign lighting, seasonal lighting, single-family, single-family attached and duplex dwellings, and utility-owned streetlights from Part 4, but only if the fixture is fully shielded.

886 caps sports-field and performance-area lighting fixtures at 80 feet in height with a mandatory glare-control package and an operating cutoff of one hour after the game or event ends.

Violations & Fines

A fixture that is not fully shielded, that aims its cone of light across a lot line, that mixes lighting types on one site, or that uses a wall pack producing more than 1,000 lumens or visible from off-site violates Section 155.884 and is treated as a Zoning Code violation, enforceable the same as any other zoning noncompliance and correctable before a certificate of occupancy or continued operation is allowed.

Frequently Asked Questions

Does York County require dark-sky friendly outdoor lighting?
Yes for the shielding itself: Section 155.884 mandates that new outdoor fixtures be fully shielded with the light source hidden and invisible from the street. Choosing an International Dark-Sky Association certified fixture is only encouraged, not required, under Section 155.887.
Is my house exempt from the outdoor lighting shielding rule?
Single-family detached, single-family attached and duplex dwellings are exempt from Part 4's shielding requirements under Section 155.882(D), but the exemption only applies if the fixture it covers is fully shielded in the first place; unshielded glare-producing fixtures are not protected by the exemption.
How bright can a wall pack light be on a commercial building?
Section 155.884(E) limits wall packs to 1,000 lumens or less, requires them to be fully shielded and aimed straight down, and restricts their purpose to lighting unsafe secondary entrances, not general site or building illumination; a wall pack visible from off the site is prohibited outright.
Are stadium or ballfield lights capped in York County?
Yes. Section 155.886 limits sports-field and performance-area light fixtures to a maximum height of 80 feet, requires a glare-control package such as louvers or shields aimed at the playing area, and cuts off operation no more than one hour after the game or event ends.

Sources & Official References

Other rules in York County

All York County rules

Compare York County to another location·View the South Carolina outdoor lighting overview

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