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Plain CharterLLC questions, short answers.

No legalese · Mississippi

3 Best Foreign Registration Services in Mississippi (2026), Plainly Answered

Our 2026 answer for Mississippi: Registered Agent MS.org ($199), Mainstay Filing ($199) and Mississippi Registered Agent.co ($199), best first. Every option pays Mississippi's $250; three years of service run $397 to $497.

By the Plain Charter editorial team ·

Quick answer

Fee to register
$250
Home-state certificate?
Needed (180 days or newer)
Yearly upkeep
$250, Foreign LLC annual report
Best picks
Registered Agent MS.org, Mainstay Filing then Mississippi Registered Agent.co

Who to use in Mississippi

Best first, by our stated criteria.
1Our first pick

1. Registered Agent MS.org: best for a lean registration

$199 to register, $99 yearly

First choice: Registered Agent MS.org. The reason is simple: you pay $199 over the state fee, then $99 each year.

It is the lower three-year cost of the two, which is what we weigh first.

The price covers

  • The Mississippi registration filing
  • Year-one agent

Upsides

  • Registers for $199
  • Then $99 yearly
  • Year-one agent included

What to weigh

  • A second provider for the home state
Visit Registered Agent MS.orgPartner link. We may earn money if you buy.
2All fifty states

2. Mainstay Filing: best for growing companies

$199 to register, $149 yearly

Pick number 2, Mainstay Filing, makes the list because the registration costs $199 plus state fees, with the registered agent free for year one.

Registered Agent MS.org saves $100 over three years, enough to rank above it.

The registered agent renews at $149 a year in every state.

The price covers

  • Application prepared and sent
  • Registered agent, included for year one
  • Any state, one fee

Upsides

  • $199 over the state fee
  • First agent year free
  • All fifty states

What to weigh

  • Renewal $50 above Registered Agent MS.org
Visit Mainstay FilingPartner link. We may earn money if you buy.
3Mississippi specialist

3. Mississippi Registered Agent.co: best for another local option

$199 to register, $99 yearly

Mississippi Registered Agent.co ranks third, because you pay $199 over the state fee, then $99 each year.

Price for price it ties Registered Agent MS.org.

The price covers

  • The Mississippi registration filing
  • Year-one agent

Upsides

  • Registers for $199
  • Year-one agent included
  • Then $99 yearly

What to weigh

  • A second provider for the home state
Visit Mississippi Registered Agent.coPartner link. We may earn money if you buy.

Side-by-side prices

#ServiceFirst-year priceRenewal priceThree-year totalIn the price
1Registered Agent MS.org$199$99/yr$397The Mississippi registration filing; Year-one agentVisit Registered Agent MS.orgPartner link. We may earn money if you buy.
2Mainstay Filing$199$149/yr$497application prepared and sent; registered agent, included for year one; any state, one feeVisit Mainstay FilingPartner link. We may earn money if you buy.
3Mississippi Registered Agent.co$199$99/yr$397The Mississippi registration filing; Year-one agentVisit Mississippi Registered Agent.coPartner link. We may earn money if you buy.
Company prices on November 12, 2026, before state fees.

What owners ask

Must my LLC register in this state?

Doing business in Mississippi with an LLC from elsewhere means registering first.

Without it: it cannot sue in Mississippi courts until it registers (Miss. Code Ann. 79-29-1013(1)); a per-day charge of $10.

from sos.ms.gov · October 2026

What will it cost to register?

$250 in state fees and $199 for a service.

By year three the state will have collected $750. from sos.ms.gov · October 2026

Which document registers the LLC?

The Mississippi Secretary of State, Business Services accepts the Application for Registration of Foreign Limited Liability Company (Filing F0200) from LLCs formed elsewhere.

Send along certificate of good standing or existence no older than 180 days.

Any ongoing fees?

$250 for the Foreign LLC annual report.

When: April 15.

How did you rank them?

Three-year cost (35% of our weighting) put Registered Agent MS.org first.

The two biggest criteria are three-year cost and what the price takes off your plate, at 35% and 30%.

Three years with Registered Agent MS.org: $397. Mainstay Filing is $100 more.

Our full method

What Mississippi requires

RuleAnswerFrom
Registration filing$250from sos.ms.gov · October 2026
Proof of existenceNeeded, 180 daysfrom sos.ms.gov · October 2026
Foreign LLC annual report$250from sos.ms.gov · October 2026
Paid to the state by year 3$750Computed from the rows
Three-year state total = filing + reports in years 2 and 3 + any minimum tax; variable costs are not added.

FAQ

Do I still need an agent in my home state?

The home state rules still apply there. A provider in every state, such as Mainstay Filing, can cover both.

Over three years, what does each charge?

Registered Agent MS.org $397, Mainstay Filing $497 and Mississippi Registered Agent.co $397 (service fees only).

What are the numbers based on?

Official schedules for state fees, company pricing for service fees, all dated on this page.

Do I need to hire a service?

It is optional; the state charges the same either way.

Will these services file it?

All the picks on this page file it; state fees are identical.

Who is your first choice in Mississippi?

First Registered Agent MS.org, then Mainstay Filing and Mississippi Registered Agent.co.

Sources for this page

  1. Mississippi Secretary of State, Business: sos.ms.gov (August 2026)
  2. Mississippi Secretary of State, Business: sos.ms.gov (August 2026)
  3. Mississippi yearly filing: Annual report: sos.ms.gov (October 2026)
  4. Miss: sos.ms.gov (August 2026)
  5. Mississippi registered agent statute: sos.ms.gov (October 2026)
  6. Mississippi Secretary of State, Business: sos.ms.gov (October 2026)
  7. Business filing fee schedule: sos.ms.gov (October 2026)
  8. Start Your Business in Mississippi: sos.ms.gov (October 2026)
  9. Registered Agent MS.org pricing page, prices as of November 12, 2026
  10. Mainstay Filing Mississippi service page, prices as of November 12, 2026
  11. Mississippi Registered Agent.co pricing page, prices as of November 12, 2026