Best Foreign Qualification › South Carolina
Best foreign qualification services in South Carolina
Our top pick in South Carolina is Mainstay Filing: $199 plus the $110 state fee, $309 in all.
Best 3 Foreign Registration Services in South Carolina (2026)
1. Mainstay Filing
$199 + $110 state fee = $309
Registered agent free for the first year, then $149 a year.
2. SC Registered Agent.org
$199 + $110 state fee = $309
Registered agent included for the first year, then $99 a year.
3. South Carolina Registered Agent.co
$199 + $110 state fee = $309
Registered agent included for the first year, then $99 a year.
Service prices read from each provider’s South Carolina page on October 28, 2026. The state fee is the official figure below and is paid to the South Carolina Secretary of State.
What you get, side by side
| Service | Year 1 | Agent, year 1 | Agent after | 3 years of service + agent |
|---|---|---|---|---|
| Mainstay Filing | $309 | Free | $149/yr | $497 |
| SC Registered Agent.org | $309 | Included | $99/yr | $397 |
| South Carolina Registered Agent.co | $309 | Included | $99/yr | $397 |
The 3-year column adds each service’s agent price for years 2 and 3 to its $199 fee; state fees and South Carolina’s yearly filing are the same whichever you choose.
The South Carolina filing
- Form
- Form F0008, Application for a Certificate of Authority by a Foreign Limited Liability Company
- State fee
- $110
- From your home state
- Certificate of existence from the home-state Secretary of State, no older than 30 days
- Every year after
- None with the Secretary of State (corporate license fee report to the SC Department of Revenue only if taxed as a corporation), no fee
Questions
What is the best foreign qualification service in South Carolina?
Mainstay Filing: $199 plus the $110 state fee, with a South Carolina registered agent free for the first year.
How much is the South Carolina state fee?
$110.
What do I file in South Carolina?
Form F0008, Application for a Certificate of Authority by a Foreign Limited Liability Company, with the South Carolina Secretary of State, plus a certificate from your home state.
Sources
- South Carolina Business Entities Online: businessfilings.sc.gov/BusinessFiling/, checked October 8, 2026
- SC Secretary of State, business entity FAQs: sos.sc.gov/faqs-about-business-entities, checked October 8, 2026
- South Carolina Code, Title 33, Chapter 44: www.scstatehouse.gov/code/t33c044.php, checked October 8, 2026
- SC Department of Revenue, corporate FAQs: dor.sc.gov/business-income-taxes/corporate/corporate-faqs, checked October 8, 2026