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Charleston County, SC Home Business: Signage Rules (2026)

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

Key Facts

Signs allowed
One per property
Maximum size
216 square inches
Illumination
Not permitted
Mounting
House or fence only
Removal
Within 30 days of ending

Summary

A home occupation may display one non-illuminated sign no larger than 216 square inches, attached to the house or a fence. There must be no other visible evidence of the business from the street or an adjacent lot.

City-specific rules exist: North Charleston, and Charleston have their own signage rules rules that differ from Charleston County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

One (1) non-illuminated sign not to exceed 216 square inches in size (example: 12 inches by 18 inches) may be permitted per property on which a legally established Home Occupation use exists; The sign must be attached to the principal structure or fence located on the subject property.

Full Breakdown

Under ZLDR §6.5.11.J, there can be no visible evidence of a home occupation from the street right-of-way or an adjacent lot, and no exterior change that makes the dwelling look less residential. The single allowed exception is one non-illuminated sign not exceeding 216 square inches (for example 12 by 18 inches), attached to the principal structure or a fence on the property. The applicant must submit a scaled plan showing the sign's location and design, and the sign must be removed within 30 days after the home occupation ends. Snipe signs are strictly prohibited.

Violations & Fines

Non-compliant or oversized signs are a zoning violation; signs may be subject to removal and impoundment under ZLDR sign enforcement provisions.

Frequently Asked Questions

Can I put a sign up for my home business?
Yes, one non-illuminated sign up to 216 square inches (about 12 by 18 inches), attached to your house or fence, with a scaled plan submitted to the county.
Can the sign be lit up?
No. The single allowed home-occupation sign must be non-illuminated, and there can be no other visible evidence of the business from the street or a neighboring lot.

Sources & Official References

Other rules in Charleston County

All Charleston County rules

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