# Sign Regulations in Columbia, South Carolina

Sign permit rules, size and height limits, setbacks, and ordinance citations for Columbia, South Carolina, compiled by PermitPal from the jurisdiction's published municipal code.

- **Jurisdiction:** Columbia, South Carolina (SC)
- **Canonical page:** https://permitpal.io/sign-regulations/south-carolina/columbia
- **Data last verified:** 2025-09-23
- **Source:** [other municipal code](https://planninganddevelopment.columbiasc.gov/wp-content/uploads/2023/07/SignsStandards23.pdf)

## At a glance

Columbia, South Carolina regulates 24 sign types across 7 zoning districts. Outdoor Advertising Sign (Billboard) (Collector Street)s in the Light Industrial District (LI), Heavy Industrial District (HI), Employment Campus District (EC) zoning district are capped at 25 ft tall and 248 sq ft, with a In accordance with building setback requirements setback (Sec. Sec. 17-5.10(c)(6)b.5). Most commercial signs in Columbia require a permit.

## Sign rules by zoning district (7 zones)

| Zoning District | Sign Types Regulated | Max Height | Max Area | Permit Required |
| --- | --- | --- | --- | --- |
| Transitional/Conservation District (T/C), Large Lot - Reserve District (LL-R), Residential Single Family - Large Lot District (RSF-1), Residential Single Family - Medium Lot District (RSF-2), Residential Single Family - Small Lot District (RSF-3), Residential Two-Family District (RD), Residential Two-Family - Mill Village District (RD-MV), Residential Mixed District (RM-1), Residential Mixed District (RM-2) | 6 | 6 ft | 20 sq ft (+20 sq ft for changeable copy, per frontage) | — |
| Office and Institutional District (O-I), Neighborhood Activity Center/Corridor District (NAC), Mixed-Use District (MU-1) | 8 | Shall not project more than 20 ft above highest point of roof | 75 sq ft | — |
| Mixed-Use District (MU-2), General Commercial District (GC), Downtown Activity Center District (DAC), Mixed Commercial District (MC), Community Activity Center/Corridor District (CAC), Regional Activity Center/Corridor District (RAC), any Institutional and Campus district (INS-GEN, INS-U/M, INS-ZOO, INS-FJ, INS-T/U) | 9 | 50 ft (min. 200 ft from residentially-zoned lot) | 250 sq ft | — |
| Light Industrial District (LI), Heavy Industrial District (HI), Employment Campus District (EC) | 11 | 50 ft | 672 sq ft | — |
| Planned Development - General District (PD-#) | 1 | — | — | — |
| Airport Safety Overlay District (OV-A), Floodway Overlay District (OV-FW), Floodplain Overlay District (OV-FP), Five Points Design Overlay District (OV-5P), Innovista Design Overlay District (OV-ID), North Main Corridor Design Overlay District (OV-NMC), City Center Design Overlay District (OV-CC), Historic Preservation Overlay District (OV-HP), Gateway Design Overlay District (OV-GATE-#), Community Character Protection Overlay District (OV-CCP), Outdoor Advertising Sign Overlay District (OV-OAS), Height and Setback View Corridor Protection Overlay District (OV-HSV) | 1 | — | — | — |
| General Regulations For All Zones | 8 | 3 ft | 24 in x 24 in (4 sq ft) | — |

## Zone-by-zone sign requirements (sample of 3 of 7 zones)

### Office and Institutional District (O-I), Neighborhood Activity Center/Corridor District (NAC), Mixed-Use District (MU-1)

| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Ordinance Citation |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Permanent Sign | — | See formula | — | — | 3 per street frontage, 1 freestanding | Per storefront or lot as specified | — | Sec. 17-5.10(c)(6)a.1: Total Maximum Display Surface Area |
| Wall Sign | — | 15% of wall area (all wall signs per wall) | — | — | — | Anywhere on any wall of a building | — | Sec. 17-5.10(c)(6)a.3: Max Display Surface Area for Wall Signs Per Wall |
| Freestanding Sign | 15 ft | 75 sq ft | — | — | 1 per street frontage | — | — | Sec. 17-5.10(c)(6)a.4.i/.ii |
| Projecting Sign | Shall not project more than 20 ft above highest point of roof | — | — | — | — | May project over right-of-way where front yards <5 ft | — | Sec. 17-5.10(c)(6)a.5 |
| Sign Attached to Awning/Marquee/Canopy | — | — | — | — | — | On awning/marquee/canopy, may project over right-of-way | — | Sec. 17-5.10(c)(6)a.6 |
| Temporary Sign | 6 ft if placed on ground | 48 sq ft each (up to 2 per frontage) | — | — | 2 per street frontage | On lot, not in right-of-way | — | Sec. 17-5.10(c)(7)b.2: Temporary Signs for Nonresidential |
| Yard Sign (Temporary) | 6 ft | Combined area not exceeding 18 sq ft (max 6 yard signs), up to 6 per lot | — | — | 6 per lot | Not in right-of-way | — | Sec. 17-5.10(c)(7)b.1: Yard Signs |
| Sandwich Board Sign | 3 ft | — | 2 ft | — | 1 per qualifying establishment | Within right-of-way if entrance <3 ft from right-of-way | — | Sec. 17-5.10(c)(7)b.7: Sandwich Board Signs |

### Mixed-Use District (MU-2), General Commercial District (GC), Downtown Activity Center District (DAC), Mixed Commercial District (MC), Community Activity Center/Corridor District (CAC), Regional Activity Center/Corridor District (RAC), any Institutional and Campus district (INS-GEN, INS-U/M, INS-ZOO, INS-FJ, INS-T/U)

| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Ordinance Citation |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Permanent Sign | — | See formula | — | — | 3 per street frontage, 1 freestanding | Per storefront or lot as specified | — | Sec. 17-5.10(c)(6)a.1: Total Maximum Display Surface Area |
| Wall Sign | — | 15% of wall area (MU-2, MC, CAC, RAC, INS districts); 20% of wall area (GC, DAC, INS districts) | — | — | — | Anywhere on any wall; cannot extend above roofline (if in residential base district) | — | Sec. 17-5.10(c)(6)a.3 |
| Freestanding Sign | 20 ft | 100 sq ft | — | — | 1 per street frontage | — | — | Sec. 17-5.10(c)(6)a.4.i/.ii |
| Projecting Sign | Shall not project more than 20 ft above highest point of roof | — | — | — | — | May project over right-of-way where front yards <5 ft | — | Sec. 17-5.10(c)(6)a.5 |
| Temporary Sign | 6 ft if placed on ground | 48 sq ft each (up to 2 per frontage) | — | — | 2 per street frontage | On lot, not in right-of-way | — | Sec. 17-5.10(c)(7)b.2 |
| Yard Sign (Temporary) | 6 ft | Combined area not exceeding 18 sq ft (max 6 yard signs), up to 6 per lot | — | — | 6 per lot | Not in right-of-way | — | Sec. 17-5.10(c)(7)b.1 |
| Sandwich Board Sign | 3 ft | — | 2 ft | — | 1 per qualifying establishment | Within right-of-way if entrance <3 ft from right-of-way | — | Sec. 17-5.10(c)(7)b.7 |
| Freestanding Sign (Abutting Interstate) Option 1 | 50 ft (min. 200 ft from residentially-zoned lot) | 250 sq ft | — | — | 1 per contiguous interstate lot line | Lot line contiguous to interstate highway | — | Sec. 17-5.10(c)(6)b.3: Parcels Abutting Interstate Highways |

### Light Industrial District (LI), Heavy Industrial District (HI), Employment Campus District (EC)

| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Ordinance Citation |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Permanent Sign | — | See formula | — | — | 3 per street frontage, 1 freestanding | Per storefront or lot as specified | — | Sec. 17-5.10(c)(6)a.1: Total Maximum Display Surface Area |
| Freestanding Sign | 35 ft | 150 sq ft | — | — | 1 per street frontage | — | — | Sec. 17-5.10(c)(6)a.4.i/.ii |
| Outdoor Advertising Sign (Billboard) (Collector Street) | 25 ft | 248 sq ft | — | In accordance with building setback requirements | One per structure; see separation limits | Collector street (minor thoroughfare) orientation | — | Sec. 17-5.10(c)(6)b.5 |
| Outdoor Advertising Sign (Billboard) (Arterial Street) | 35 ft | 380 sq ft | — | In accordance with building setback requirements | One per structure; see separation limits | Arterial street (major thoroughfare) orientation | — | Sec. 17-5.10(c)(6)b.5 |
| Outdoor Advertising Sign (Billboard) (Interstate/Freeway) | 50 ft | 672 sq ft | — | In accordance with building setback requirements | One per structure; see separation limits | Interstate system and freeway class highways orientation | — | Sec. 17-5.10(c)(6)b.5 |
| Temporary Sign | 6 ft if placed on ground | 48 sq ft each (up to 2 per frontage) | — | — | 2 per street frontage | On lot, not in right-of-way | — | Sec. 17-5.10(c)(7)b.2 |
| Yard Sign (Temporary) | 6 ft | Combined area not exceeding 18 sq ft (max 6 yard signs), up to 6 per lot | — | — | 6 per lot | Not in right-of-way | — | Sec. 17-5.10(c)(7)b.1 |
| Sandwich Board Sign | 3 ft | — | 2 ft | — | 1 per qualifying establishment | Within right-of-way if entrance <3 ft from right-of-way | — | Sec. 17-5.10(c)(7)b.7 |

## Prohibited signs in Columbia

- Signs that imitate an official traffic sign or signal, or contain words or symbols displayed in a manner which might mislead or confuse drivers of vehicles, or which display intermittent lights resembling the color, size, shape or order of lights customarily used in traffic signals or on emergency vehicles or on law enforcement vehicles, except as a part of a permitted traffic control sign.
- Signs that utilize intense flashing (strobe type) lights, flashing or blinking lights, or any type of pulsating or moving light which may impair the vision of or confuse, distract, or unduly divert the attention of drivers of vehicles, except changeable copy signs in compliance with the standards.
- Signs that move or present the illusion of movement in any manner which may confuse, distract or unduly divert the attention of drivers of vehicles.
- Off-premise signs, except as specifically allowed in designated overlay districts or for sandwich board signs.
- Festoons and inflatable signs, except for temporary inflatable signs as allowed.
- Permanent signs on a residential lot containing a single-family detached, two-family, or townhouse dwelling.
- A sign shall not be located within a sight area.
- A sign shall not be located within the front yard unless allowed by the Zoning Administrator after determining it does not materially impede visibility.
- A sign shall not be located within the public right-of-way unless exempted by State statute or explicitly permitted.
- A sign shall not be located within 10 feet from a Residential district boundary if in a non-Residential district, unless it would otherwise meet Residential sign requirements.
- Failure to maintain a sign or sign support structure as required by ordinance.
- Display surface area or sign support structure that is unused for 12 consecutive months must be removed.
- Sign copy that no longer relates to on-site products, accommodations, services, or activities, unless preserved as a historic sign.
- Projecting signs are prohibited in Residential base zoning districts.
- Signs attached to awnings, marquees, or canopies are prohibited in Residential base zoning districts.
- No part of any freestanding sign or supporting structure may extend beyond a property line.
- Temporary signs may not be off-premise signs.
- Temporary signs may not be illuminated.
- Temporary inflatable signs are not allowed, except as specifically permitted outside of Residential and certain overlay districts.
- Temporary yard signs may not be displayed for more than 120 consecutive days or cumulatively more than 180 days per year.
- Temporary signs for nonresidential uses may not be displayed for more than six consecutive months.
- Mobile signs used more than 45 days per year are considered permanent signs.
- Temporary signs on construction sites must be removed within seven days after completion of construction.
- Temporary signs on actively marketed real property may not be displayed for more than 12 consecutive months.
- Off-premises weekend directional signs must comply with area, location, timing, and quantity restrictions and may be subject to immediate removal if in violation.
- Outdoor advertising (billboard) signs are prohibited on lots containing nonconforming signage.
- Outdoor advertising (billboard) signs must not be placed within minimum specified distances of rivers, historic districts, historic properties, or residential zoning districts.
- Outdoor advertising (billboard) signs must comply with spacing, height, area, and construction code requirements.
- No variance from billboard sign standards is permitted for signs oriented toward collector or arterial streets.

## Signs exempt from permit in Columbia

- On-site (or on-premise) signs not exceeding one square foot in area.
- Signs bearing only the address of the premises.
- Flags, insignia of any government, and holiday/seasonal decorations, except when displayed in connection with commercial promotion.
- Legal notices, identification, information or directional signs erected or required by governmental bodies.
- Integral decorative or architectural features of buildings, except letters, trademarks, moving parts, or moving lights.
- Signs directing and guiding traffic only when located upon the same property as the location to which they refer and do not contain a commercial message.
- Non-illuminated 'No Trespassing,' 'No Parking,' or similar signs not exceeding three square feet in area, provided not more than four such signs per parcel in certain residential districts.
- Signage necessary or appurtenant to the placement or operation of a public bicycle-sharing station.
- Signage installed as part of a wayfinding program sponsored by the Columbia City Council.
- Regional Transit Authority signage mounted on a pole and/or attached to shelters, benches, and other structures/amenities indicating transit stop locations, hours, routes, contact info, and authorized off-premises marketing panels (subject to area limits).

## Sign plan & submission notes

- A sign permit is generally required for erection, installation, alteration, or change of signs except for types listed as exempt or temporary under Sec. 17-5.10(b) and (c).
- No sign permit is required for: temporary signs in Residential base zoning districts, temporary signs on actively marketed real property, or temporary signs on construction sites (though these must still comply with all applicable standards).
- Variance meetings regarding billboard maximum height may be required per Sec. 17-2.5(s) for signs oriented toward interstate or freeway class highways (no variance for collector or arterial streets).
- Placement and approval of a sign plan may be required for multiple businesses in a single, cohesive development to comply with standards for freestanding signs.
- Sandwich board signs require an annual sign permit and proof of liability insurance before issuance.

## Full detail

This page publishes an overview of every zoning district plus a sample of 3 districts in full. Complete zone-by-zone requirements for all 7 zoning districts in Columbia — every sign type, every field — are available with a free PermitPal account: https://app.permitpal.io/?address=Columbia+SC&override=true&utm_source=landing&utm_medium=city-page&utm_campaign=city-columbia

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