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Foreign LLC guide · Montana

Montana Foreign LLC Fees (2026): Data on File and the 3 Best Services

Desk ranking for a foreign LLC registration in Montana, 2026: Montana Registered Agent.co ($199), Mainstay Filing ($199) and Registered Agent MT.org ($199). Registration: $70 at the Montana Secretary of State, Business Services; no recurring report. Three-year rank: 1st of 50.

Desk note by LLC Data Desk ·

Montana data on file

1stof fifty, foreign LLC state costRank 1 is the smallest total. See the whole table
Fee to register
$70mca.legmt.gov; pulled October 2026
Report
NoneAnnual report
Total owed to the state, 3 yrs
$70Three-year view, foreign LLC

Who we would hire in Montana

Weights are on the method page. The two heaviest: three-year fees and coverage.

1. Montana Registered Agent.co: best for one extra state

Desk pick$199 plus state fee; agent $99/yr from yr 2

Top spot, Montana Registered Agent.co. $199 above the state fee to register; $99 yearly after.

Lower three-year fees than Mainstay Filing, on the criterion we weight most.

What the fee covers

  • Registration prepared and submitted
  • A year of agent service

Pros

  • No agent fee in year one
  • Agent renews at $99
  • Service fee $199

Cons

  • Montana only; home state needs its own agent
Visit Montana Registered Agent.coPartner link. We may earn money if you buy.

2. Mainstay Filing: best for registering in several states

Bundled$199 plus state fee; agent $149/yr from yr 2

Then Mainstay Filing, because it files the Montana registration for $199 on top of the state fee, first agent year included.

Montana Registered Agent.co is $100 lower over three years, which explains the rank.

Agent fee beyond year one: $149 annually, anywhere.

What the fee covers

  • Registration filed on your behalf
  • Registered agent: no fee in year one
  • One fee, any state

Pros

  • $199 to register
  • Covers your next state too
  • No agent fee in year one

Cons

  • Renewal $50 above Montana Registered Agent.co's
Visit Mainstay FilingPartner link. We may earn money if you buy.

3. Registered Agent MT.org: best for a smaller agent renewal

Local pick$199 plus state fee; agent $99/yr from yr 2

We rank Registered Agent MT.org third. Reason: $199 above the state fee to register; $99 yearly after.

Same prices as Montana Registered Agent.co.

What the fee covers

  • Registration prepared and submitted
  • A year of agent service

Pros

  • Agent renews at $99
  • Service fee $199
  • No agent fee in year one

Cons

  • Montana only; home state needs its own agent
Visit Registered Agent MT.orgPartner link. We may earn money if you buy.

Fees in a row

#ServiceYr 1Yr 2+Service fees, 3 yrs
1Montana Registered Agent.co$199$99/yr$397Visit Montana Registered Agent.coPartner link. We may earn money if you buy.
2Mainstay Filing$199$149/yr$497Visit Mainstay FilingPartner link. We may earn money if you buy.
3Registered Agent MT.org$199$99/yr$397Visit Registered Agent MT.orgPartner link. We may earn money if you buy.
Fees as posted November 12, 2026. Montana charges $70 to register, separate from every service.

Run the numbers

Registration fee $70; service fees are added.
3 years with Montana Registered Agent.co totals $467: $70 to the state, $397 to the service.

Montana next to nearby ranks

RkStateThree-year foreign LLC fees
1stMontana$70
2ndHawaii$76
3rdUtah$95
4thOhio$99
5thIdaho$100
All fifty rows: Foreign LLC fees by state.

How Montana registers foreign LLCs (2026)

Registration runs on the Application for Certificate of Authority (foreign limited liability company), sent to the Montana Secretary of State, Business Services with $70.

Then each cycle the annual report, April 15.

Have ready

  • Exact legal name and formation date, home state.
  • A named registered agent at a local street address.
  • Money for the $70 official fee.

Consequences of staying unregistered

Register first if the LLC may need to sue there (MCA 35-8-1002(1)). Daily penalty: $5 may apply.

Basis for the order

Montana Registered Agent.co pulled ahead of Mainstay Filing on service bill over three years, weighted 31%.

Three years with Montana Registered Agent.co run $397 in service fees ($100 under Mainstay Filing).

Montana: questions

Fee for a foreign LLC to register in Montana?

$70 at the state office. Our picks add $199.

Foreign registration form for Montana?

Use the Application for Certificate of Authority (foreign limited liability company); it goes to the Montana Secretary of State, Business Services.

Anything due yearly from a foreign LLC?

Yes, the annual report.

What if the LLC works there unregistered?

Register first if the LLC may need to sue there (MCA 35-8-1002(1)). Daily penalty: $5 may apply.

Montana: a registered agent for a foreign LLC?

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

Which service do you pick for foreign registration?

Montana Registered Agent.co, then Mainstay Filing and Registered Agent MT.org. The split is service bill over three years.

Keep going

Basis for this page

  1. Desk file: Montana Secretary of State fee page and fee. Basis sosmt.gov; pulled October 2026.
  2. Desk file: Montana yearly filing: Annual report: fee, official source. Basis sosmt.gov; pulled October 2026.
  3. Desk file: Montana yearly filing: Annual report: fee, official source. Basis sosmt.gov; pulled October 2026.
  4. Desk file: Montana report due date. Basis mca.legmt.gov; pulled August 2026.
  5. Desk file: Mont. Basis mca.legmt.gov; pulled August 2026.
  6. Desk file: Montana formation fee: Filing fee, official source. Basis sosmt.gov; pulled October 2026.
  7. Desk file: Montana registered agent statute. Basis mca.legmt.gov; pulled October 2026.
  8. Desk file: Montana Secretary of State, register a business. Basis help.sosmt.gov; pulled October 2026.
  9. Desk file: MCA 35-8-1001, transacting business. Basis mca.legmt.gov; pulled October 2026.
  10. Desk file: MCA 35-8-1002, consequences. Basis mca.legmt.gov; pulled October 2026.
  11. Desk file: MCA 35-8-1003, application contents. Basis mca.legmt.gov; pulled October 2026.
  12. Desk file: Hawaii DCCA, foreign LLC registration. Basis cca.hawaii.gov; pulled October 2026.
  13. Desk file: Form FLLC-1. Basis files.hawaii.gov; pulled October 2026.
  14. Desk file: Foreign LLC filing fees. Basis cca.hawaii.gov; pulled October 2026.
  15. Desk file: Hawaii Revised Statutes 428-1003, activities that are not. Basis capitol.hawaii.gov; pulled October 2026.
  16. Desk file: New Hawaii business registration portal FAQs. Basis cca.hawaii.gov; pulled October 2026.
  17. Desk file: Utah Division of Corporations, foreign LLC registration. Basis commerce.utah.gov; pulled October 2026.
  18. Desk file: Division fee schedule. Basis commerce.utah.gov; pulled October 2026.
  19. Desk file: Utah Code Title 16, Chapter 1a, Part 5. Basis le.utah.gov; pulled October 2026.
  20. Desk file: Utah Code Title 16, Chapter 1a, Part 4. Basis le.utah.gov; pulled October 2026.
  21. Desk file: Utah Business Registration System. Basis businessregistration.utah.gov; pulled October 2026.
  22. Desk file: Ohio Secretary of State, filing forms and fee. Basis ohiosos.gov; pulled October 2026.
  23. Desk file: Form 617, Registration of a Foreign Limited Liability. Basis ohiosos.gov; pulled October 2026.
  24. Desk file: R.C. 1706.511, registration of foreign LLCs. Basis codes.ohio.gov; pulled October 2026.
  25. Desk file: R.C. 1706.515, effect of failing to register. Basis codes.ohio.gov; pulled October 2026.
  26. Desk file: R.C. 1706.09, statutory agent. Basis codes.ohio.gov; pulled October 2026.
  27. Desk file: Idaho Secretary of State, Foreign Registration Statement. Basis archive.sos.idaho.gov; pulled October 2026.
  28. Desk file: Idaho Secretary of State, business FAQ. Basis sos.idaho.gov; pulled October 2026.
  29. Desk file: Idaho Code 30-21-505, activities that are not doing. Basis legislature.idaho.gov; pulled October 2026.
  30. Desk file: Idaho Code 30-21-214, fees. Basis legislature.idaho.gov; pulled October 2026.
  31. Desk file: Idaho Code 30-21-213, annual report. Basis legislature.idaho.gov; pulled October 2026.
  32. Desk file: Withdrawal of Foreign Registration Statement. Basis archive.sos.idaho.gov; pulled October 2026.
  33. Company site pulled November 12, 2026: Montana Registered Agent.co pricing page
  34. Company site pulled November 12, 2026: Mainstay Filing Montana service page
  35. Company site pulled November 12, 2026: Registered Agent MT.org pricing page