Retaining Wall Permit Requirements in Lyman, SC
Town of Lyman is an incorporated municipality in western Spartanburg County, SC, located along the I-85 corridor between Greenville and Spartanburg near the BMW manufacturing plant. Population approximately 3,800 (rapid-growth area). The town is its own AHJ for building permits, but contracts plan review, permitting, and inspections to CC&I Services LLC (Code Consulting & Inspection Services). Applicants submit permits online through the iWorQ Citizen Portal or via CC&I's Roebuck office. Town Hall handles planning, zoning, and business licenses (Planning/Zoning Admin: zoning@lymansc.gov, 864-978-3490 or 864-439-0680; main town number 864-439-3453). South Carolina enforces the 2021 IRC with SC Building Codes Council amendments (effective 2024-01-01). ASCE 7 wind: ~115 mph (Vult) per SC inland upstate values. Climate Zone 3A. Tyger River watershed.
By Joey, Founder · Last verified May 23, 2026 · How we research →
When you don’t need a Retaining Wall permit in Lyman
A retaining wall 4 feet or less measured from bottom of footing to top of wall, without surcharge, is exempt from a building permit under 2021 IRC R105.2. Drainage and erosion control remain the owner's responsibility, particularly important for parcels draining into the Tyger River watershed.
When you need a Retaining Wall permit in Lyman
A retaining wall over 4 feet tall (or any wall with surcharge) requires a building permit and engineered design. Submit stamped plans showing wall section, drainage, and geotechnical assumptions to CC&I Services LLC via the iWorQ Citizen Portal. SC-licensed Professional Engineer stamp required.
Retaining Wall Permit Costs: Lyman vs. Nearby
| City | Estimated Fee |
|---|---|
| Lyman | N/A |
| York County | $0 |
| Charleston | $150 – $600 |
| Columbia | $150 – $600 |
Fees shown are estimates based on local building code data. Actual fees may vary based on project scope and valuation. See all Lyman permit costs →
Zoning Considerations
Retaining walls near property lines may require zoning setback review. Walls that significantly change the grade of a property may need additional zoning approval.
Estimated Project Timeline in Lyman
Here's a typical timeline for a retaining wall project in Lyman, SC:
Timeline is based on Lyman's typical about 2 weeks permit processing time. Actual timelines vary by project complexity, completeness of application, and current department workload.
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Frequently Asked Questions
Contact Lyman's building department for current Retaining Wall permit fee information. Fees typically vary based on project scope and valuation.
It depends on the specifics of your project. Some smaller Retaining Wall projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.
Working without a required permit in Lyman can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.
Typical approval time for Retaining Wall permits in Lyman is about 2 weeks. More complex projects may take longer if plan review is required.
Learn More About Retaining Wall Permits
Read our complete guide covering permit requirements, costs, common exemptions, and the application process.
Read Retaining Wall Guide →