South Carolina Workers' Compensation 2026
Workers' compensation in South Carolina: Mandatory. Coverage typically required at 4+ employees. Average premium runs $1.45 per $100 of payroll for a standard risk class. Market type: Competitive private market.
Requirement Status
Mandatory
Mandatory for employers
Employee Threshold
4+ employees
Mandatory coverage trigger
Avg Cost Per $100 Payroll
$1.45
Standard risk class average
South Carolina Workers' Comp Compliance
| Rule | Detail | Notes |
|---|---|---|
| Market type | Competitive private market | Where you buy your policy |
| Employee threshold | 4+ employees | Trigger for mandatory coverage |
| Sole proprietor exemption | Sole proprietors and partners without employees are exempt; businesses with fewer than 4 employees are exempt but may voluntarily elect coverage. | Self-employed coverage rules |
| Industry-specific rules | Construction: 4+ employees (same general threshold). Agriculture: agricultural labor is excluded. Domestic servants: excluded. Casual employees not in the employer's regular business are excluded. | Higher-hazard industries have stricter rules |
Premium rates are state class-code-based. Construction, roofing, and trucking pay $5–$20+ per $100 of payroll; clerical and office work pays $0.10–$0.40. Experience modification factors (EMR) further adjust your final rate.
South Carolina Workers' Compensation: Four-Employee Threshold in a Growing Southeast Market
South Carolina's workers' compensation system is administered by the South Carolina Workers' Compensation Commission (SCWCC). The state operates a fully competitive private insurance market. South Carolina applies a four-employee threshold — one of the higher thresholds in the South — uniformly across industries including construction. This means small construction firms with three or fewer workers are technically exempt from mandatory coverage, though most general contractors require subcontractor coverage regardless of employee count. South Carolina's economy has diversified significantly from its textile and tobacco roots, now including automotive manufacturing (BMW, Volvo), aerospace (Boeing in North Charleston), construction, and healthcare.
South Carolina's manufacturing sector — particularly automotive assembly and parts production in the Upstate and aerospace around Charleston — generates significant workers' comp exposure. The state's construction market is booming in Charleston, Columbia, Greenville, and Myrtle Beach, driving growth in high-premium construction classifications. Despite the four-employee threshold, most commercial project contracts require workers' comp coverage from all subcontractors as a contractual matter. South Carolina's private market offers competitive rates, and the state's overall litigation rate is moderate. The SCWCC's dispute resolution process is relatively streamlined compared to some neighboring states, which helps control overall claim costs.
What to Know About Workers' Compensation in South Carolina
Why workers' comp matters
Workers' comp pays medical bills + lost wages for injured workers and provides 'exclusive remedy' protection — employees generally can't sue you for workplace injuries when coverage is in place. Operating without required WC can mean massive personal liability and state penalties.
Notable feature in your state
South Carolina applies a four-employee threshold uniformly across industries including construction, making it one of the more permissive thresholds among southern states.
Market type explained
South Carolina has an open competitive private market — workers' comp is sold by hundreds of private carriers and class-code rates are set by a state rating bureau (typically NCCI).
South Carolina Pro Tip
Workers' Compensation FAQs — South Carolina
Is workers' compensation required in South Carolina?
+
Yes, for employers with four or more employees. South Carolina applies this threshold uniformly including to construction. Agricultural labor and domestic servants are excluded. The South Carolina Workers' Compensation Commission enforces coverage for qualifying employers, and non-compliant businesses face civil penalties and personal liability.
How much does workers' comp cost in South Carolina?
+
South Carolina's average workers' comp cost is approximately $1.45 per $100 of payroll. Automotive manufacturing, roofing, and aerospace assembly carry above-average rates, while office, retail, and professional services are under $0.60. South Carolina's competitive private market gives well-managed employers solid pricing options.
Can I opt out of workers' comp as a sole proprietor in South Carolina?
+
Sole proprietors without employees are exempt, as are all employers with fewer than four employees. If you are below the four-employee threshold, you may still voluntarily purchase coverage — particularly useful if you want to satisfy contractual requirements from general contractors. Once you reach four employees, coverage is mandatory.
Related Guides
Compliance rules from South Carolina's Department of Labor and Workers' Compensation Commission; rate averages reflect 2026 NCCI loss cost filings and state fund rate orders.
Sarah Mitchell
Editorial Lead, Catastrophe & Commercial Property
This article was researched and written by the Cover Forge USA editorial team against federal sources (NAIC, CMS, FEMA, DOL, SSA, state DOIs) and standard policy forms. Bylines organize content by topic — they do not assert individual licensure. See our editorial-policy for details.
Reviewed May 2026
Get Insurance Rate Alerts
We monitor rate filings in all 50 states. Get notified when rates change in your area — and discover new ways to save.
- ✓State-specific rate change alerts
- ✓Seasonal enrollment deadline reminders
- ✓Expert tips to lower your premiums
- ✓New coverage options in your state
Free forever. Unsubscribe with one click. No spam, ever.
Important Disclaimer
This site provides general educational information only and is not a substitute for professional insurance advice. All rates, data, and coverage details are estimates and may not reflect your actual premiums. Insurance availability and pricing vary by state, insurer, and individual risk factors. Always consult a licensed insurance professional in your state before making coverage decisions.