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LLC cost guide · Montana

Montana LLC Cost (2026): State Fees on File and the 3 Best LLC Services

For forming an LLC in Montana in 2026, rank the services Mainstay Filing ($199), Montana Registered Agent.co ($199) and Registered Agent MT.org ($199). Rank 5th of 50 on three-year state cost: $35 at formation plus $20 for the annual report every year.

Desk note by LLC Data Desk ·

Montana: data sheet

5thof 50, three-year state costSorted smallest first. Open the 50-state table
Fee to file
$35Data: sosmt.gov, pulled October 2026
Annual report
$20 / yrDate set by the state: April 15. Data: sosmt.gov, pulled October 2026
Late-filing penalty
$15Data: sosmt.gov, pulled October 2026
Total owed to the state, 3 yrs
$75State cost only, years 1 to 3

Montana ranking

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

1. Mainstay Filing: best for low-maintenance LLC ownership

Our #1$199 a year, state fee separate ($234 at checkout)

#1 is Mainstay Filing: a $199 yearly fee takes in the Montana formation plus the two recurring jobs, the registered agent and the annual report.

Net of Montana Registered Agent.co, the three-year bill is $200 higher, with more filings covered.

Annual report handled at renewal; $20 state fee added at cost.

What the fee covers

  • Formation filed on your behalf
  • Registered agent for the full year
  • Annual report prepared and submitted
  • EIN application included
  • State fee billed at cost

Pros

  • One yearly fee, $199, annual report included
  • No separate EIN fee
  • $199 at renewal, no increase

Cons

  • $100 a year above Montana Registered Agent.co's agent renewal
Visit Mainstay FilingPartner link. We may earn money if you buy.

2. Montana Registered Agent.co: best for owners who stay in Montana

In-state optionYr 1 $199; each later year $99

Spot 2, Montana Registered Agent.co. Montana filing for $199, first agent year free; agent $99 a year afterward.

The annual report is not in the fee; you file it every year.

What the fee covers

  • Montana formation filed
  • First year of agent service

Pros

  • $99 yearly from year two
  • Agent covered in year one
  • $199 to form

Cons

  • Owner keeps the annual report to file
  • $99 more for the EIN
Visit Montana Registered Agent.coPartner link. We may earn money if you buy.

3. Registered Agent MT.org: best for forming near home

In-state optionYr 1 $199; each later year $99

Spot 3, Registered Agent MT.org. Montana filing for $199, first agent year free; agent $99 a year afterward.

The annual report is not in the fee; you file it every year.

Prices match Montana Registered Agent.co's, so the two sit close.

What the fee covers

  • Montana formation filed
  • First year of agent service

Pros

  • Agent covered in year one
  • $99 yearly from year two
  • $199 to form

Cons

  • Owner keeps the annual report to file
  • $99 more for the EIN
Visit Registered Agent MT.orgPartner link. We may earn money if you buy.

Fees in a row

#ServiceYr 1Yr 2+Service fees, 3 yrs
1Mainstay Filing$199$199/yr$597Visit Mainstay FilingPartner link. We may earn money if you buy.
2Montana Registered Agent.co$199$99/yr$397Visit Montana Registered Agent.coPartner 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.
Posted fees, November 12, 2026. Add Montana's $35 filing fee to each row.

Montana LLC cost by year

Pick years and a service. State side follows the official schedule: $35 to form, then the annual report from year two.
3 years with Mainstay Filing totals $672: $75 to the state, $597 to the service.

Montana next to nearby ranks

RkStateThree-year state fees
1stMissouri$50
1stNew Mexico$50
5thMontana$75
6thHawaii$76
7thIowa$80
The full ranking uses one method for all fifty states.

Montana filing fee, 2026

$35 buys the Articles of Organization at the Montana Secretary of State; see Mont. Code Ann. § 35-8-201. Same figure whichever service files.

Montana recurring report

Set aside $20 for the annual report every year; it closes April 15. Missing it costs $15.

Why Mainstay Filing leads

Scope of the price settled first place in Montana. It carries 29% of the score; the other criteria are service bill over three years, renewal step, state rule match, fee transparency.

On our weights, covering the annual report outranks a lower fee.

Montana FAQ

State fee to form an LLC in Montana?

Montana charges $35 to file. Our picks charge $199 in year one.

What fee comes with the Montana annual report?

Due April 15; fee $20, every year. Late: $15.

Montana rank on LLC fees?

5th of 50 on three-year state fees: $75. Rank 1 is the smallest total.

Is a registered agent required in Montana?

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

Which LLC services are ranked here?

Mainstay Filing ($199), Montana Registered Agent.co ($199) and Registered Agent MT.org ($199), in the desk's rank order.

Which LLC service do you pick?

Mainstay Filing, then Montana Registered Agent.co and Registered Agent MT.org. The split is scope of the price.

More from this state

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: RSMo 347.037. Basis revisor.mo.gov; pulled August 2026.
  9. Desk file: Missouri formation fee: Filing fee, official source. Basis sos.mo.gov; pulled October 2026.
  10. Desk file: NMSA 1978, § 53-19-7 and § 53-19-8. Basis nmonesource.com; pulled August 2026.
  11. Desk file: Hawaii formation fee: Filing fee, official source. Basis cca.hawaii.gov; pulled October 2026.
  12. Desk file: Hawaii formation fee: Filing fee, official source. Basis cca.hawaii.gov; pulled October 2026.
  13. Desk file: Hawaii DCCA Business Registration Division release of July. Basis cca.hawaii.gov; pulled October 2026.
  14. Desk file: Hawaii yearly filing: Annual report: fee, official source. Basis files.hawaii.gov; pulled October 2026.
  15. Desk file: Iowa Code § 489.201. Basis legis.iowa.gov; pulled August 2026.
  16. Desk file: Iowa formation fee: Filing fee, official source. Basis legis.iowa.gov; pulled October 2026.
  17. Desk file: Iowa Secretary of State, Business Services Division. Basis help.sos.iowa.gov; pulled August 2026.
  18. Desk file: Iowa Secretary of State, Business Services Division. Basis help.sos.iowa.gov; pulled August 2026.
  19. Mainstay Filing: Montana service page on file as of November 12, 2026
  20. Montana Registered Agent.co: pricing page on file as of November 12, 2026
  21. Registered Agent MT.org: pricing page on file as of November 12, 2026