County Building Permits
Sumter County, SC - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Sumter County, South Carolina. Permit authority, application steps, fees, and inspection requirements.
South Carolina Updated March 2026
Permit Authority
All unincorporated areas of Sumter County outside the municipal limits of Sumter, Mayesville, and Pinewood.
- Department
- Sumter County Building Inspections / Sumter City-County Building Department
- Address
- 12 West Liberty Street (Liberty Center), Sumter, SC 29150
- Phone
- (803) 774-1617
Application Process
- Obtain a signed contract between the property owner and contractor, clearly stating labor and material costs.
- Download the required building permit application form for the county from the Planning/Building Department.
- If applying as an owner-builder (homeowner on primary residence), complete the Owner/Builder Affidavit and record it with the Sumter County Register of Deeds before obtaining the permit. State regulations require the homeowner to have owned and lived in the home for at least 2 years.
- Prepare construction documents appropriate to the project scope (residential, commercial, mobile/manufactured home, etc.).
- Submit the application, signed contract, and supporting documents in person at the Sumter City-County Building Department, 12 West Liberty Street, Sumter, SC 29150 (Monday-Friday, 8:30am-5:00pm).
- Pay the permit fee according to the county fee schedule.
- Once issued, post the permit and schedule inspections by calling (803) 774-1634.
Source: Sumter County Building Inspections / Sumter City-County Building Department
General Requirements
Sumter County requires building permits for construction, structural work, electrical, mechanical, plumbing, gas work, and mobile/manufactured home installations in unincorporated areas. The county ordinances (Chapter 8) set the permit triggers.
Required Documents
- County building permit application
- Signed contractor-owner contract (labor and materials)
- Construction plans as applicable
- Owner/Builder Affidavit if homeowner is performing work (primary residence only, must be recorded with County Register of Deeds)
- Proof of South Carolina contractor license for trade work
- Building code
- Sumter County has adopted the 2021 International Building Code and 2021 International Residential Code with South Carolina statewide amendments, effective January 1, 2023. The 2020 NEC and ICC A117.1-2017 are also in effect.
- Owner-builder
- Homeowners may perform work on their primary residence if the home is listed as their primary residence in Sumter County Tax Records and they have lived there for at least 2 years (state requirement). An Owner/Builder Affidavit must be recorded with the Sumter County Register of Deeds.
- Contractor requirements
- All building, electrical, mechanical, plumbing, and gas work not performed by a qualifying homeowner must be performed by a South Carolina Department of Labor, Licensing and Regulation licensed contractor. Verify licenses at https://www.llr.state.sc.us. Contractors also need a Sumter County Business License.
Fees
- Minimum permit fee
- $72 for mobile/manufactured home installations
- Payment note
- Contact Debbie Rauch at (803) 774-1617 (residential) or Woody Avins at (803) 774-1627 (commercial) for current fee structure. The City-County Building Department is located in the Liberty Center.
Work That Does NOT Require a Permit
Contact the Sumter County Building Inspections / Sumter City-County Building Department to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- (803) 774-1634 (phone)
- Scheduling deadline
- Inspection requests received before 3 p.m. on any workday are scheduled for the next workday if the load permits. Requests after 3 p.m. or same-day requests are handled on a case-by-case basis.
- Inspection hours
- Monday-Friday
Typical inspection sequence: The county does not publish a detailed master sequence on its main pages. Standard inspections follow permit issuance (e.g., footing, foundation, framing, rough-in, final).
Additional Resources
- Building code: Sumter County has adopted the 2021 International Building Code and 2021 International Residential Code with South Carolina statewide amendments, effective January 1, 2023. The 2020 NEC and ICC A117.1-2017 are also in effect.
- Verify contractor license: SC LLR Licensee Lookup
- Zoning information: View zoning info
- Sumter County Code of Ordinances Chapter 8
- License lookup guide: South Carolina Contractor License Requirements
- Contract template: South Carolina Homeowner-Contractor Agreement
- South Carolina hub: South Carolina Contractor License & Permit Hub
Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Sumter County Building Inspections / Sumter City-County Building Department before applying.
Frequently Asked Questions
Sumter County Building Permit FAQ
- Do I need a building permit in unincorporated Sumter County, SC?
- Sumter County requires building permits for construction, structural work, electrical, mechanical, plumbing, gas work, and mobile/manufactured home installations in unincorporated areas. The county ordinances (Chapter 8) set the permit triggers.
- How much does a building permit cost in unincorporated Sumter County, SC?
- The minimum permit fee is $72 for mobile/manufactured home installations.
- How do I apply for a building permit in unincorporated Sumter County, SC?
- 1. Obtain a signed contract between the property owner and contractor, clearly stating labor and material costs. 2. Download the required building permit application form for the county from the Planning/Building Department. 3. If applying as an owner-builder (homeowner on primary residence), complete the Owner/Builder Affidavit and record it with the Sumter County Register of Deeds before obtaining the permit. State regulations require the homeowner to have owned and lived in the home for at least 2 years. 4. Prepare construction documents appropriate to the project scope (residential, commercial, mobile/manufactured home, etc.). 5. Submit the application, signed contract, and supporting documents in person at the Sumter City-County Building Department, 12 West Liberty Street, Sumter, SC 29150 (Monday-Friday, 8:30am-5:00pm). 6. Pay the permit fee according to the county fee schedule. 7. Once issued, post the permit and schedule inspections by calling (803) 774-1634.
- How do I schedule a building inspection in unincorporated Sumter County, SC?
- Inspections can be scheduled via: (803) 774-1634. Inspection requests received before 3 p.m. on any workday are scheduled for the next workday if the load permits. Requests after 3 p.m. or same-day requests are handled on a case-by-case basis..
Need help with your project?
Navigating permits in Unincorporated Sumter County can be complicated.
Jaspector connects you with local experts who can review your scope, verify your contractor, and help you understand what permits your project actually needs.
Learn how Jaspector works Important:
This page is an educational resource provided by jaspector.com. It is not legal advice, and it does not substitute for official guidance from the permit authority listed above. Permit requirements, fees, and processes change frequently. Always verify current requirements directly with the issuing department before beginning any construction project. Use of this page does not create an attorney-client relationship. Jaspector assumes no liability for any outcomes arising from reliance on this information.