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How to start an LLC in Mississippi: checklist (2026)

To start an LLC in Mississippi, file the Certificate of Formation (F0100) with the Mississippi Secretary of State for $50, name a registered agent, get a free EIN and check your local licenses. Mainstay Filing, our best overall pick, does the filing, the agent, the EIN application and the report for $199 a year.

  • Official sources, checked October 20, 2026

Mississippi checklist

  1. File the formation document. Certificate of Formation (F0100), Mississippi Secretary of State, $50.
  2. Name a registered agent. Required. Any individual, corporation or LLC with a physical address in Mississippi. Agents that serve for hire register with the Secretary of State as commercial agents.
  3. Get an EIN. Free from the IRS online.
  4. Check licenses. Mississippi Secretary of State One Stop Shop says: “Business Licenses / Tax Permits From your city or county clerk or revenue department.” (general licenses are issued locally).
  5. Keep it current. Annual Report, yearly: no state fee, due april 15.
Best overall in Mississippi

Mainstay Filing

Our rating: 4.9 out of 5

$199 / year, same at renewal

  • LLC formation, prepared and filed
  • Registered agent, all year
  • EIN application (with an SSN or ITIN)
  • Annual report filed every year it is due where the state requires one
  • Compliance reminders and stored documents

Price from the Mainstay Filing pricing and FAQ pages, checked October 21, 2026. State fees are passed through at cost and shown before you pay.

Questions

How much does it cost to start an LLC in Mississippi?

The state filing fee is $50 for the Certificate of Formation (F0100). The first Annual Report later costs no state fee.

Do I need a registered agent in Mississippi?

Every LLC must name a registered agent with an in-state street address.

Do I need a business license in Mississippi?

Mississippi Secretary of State One Stop Shop says: “Business Licenses / Tax Permits From your city or county clerk or revenue department.” (general licenses are issued locally).

Sources