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How much does an LLC cost in Montana? (2026)
Forming an LLC in Montana costs $35 in state filing fees. Year one comes to $35 and 5 years to $35, below the median state ($335). Montana has no paid recurring report and no minimum state tax on the official pages we read, so the state charges nothing each year after formation.
Montana LLC, 5 years
State fees, acting as your own registered agent
Year 1
Assumes the recurring report is first due in year 2 and the minimum state tax every year from year 1. Income-based taxes and county or newspaper costs are not included.
Fees and official sources
| Fee | Amount | How often | Source |
|---|---|---|---|
| Formation filing | $35 | once | official page |
| Recurring report | $0 | every year | official page |
| Minimum state tax | $0 | none found on official pages | being checked |
Adding a registered agent
You can be your own registered agent if you have a street address in Montana and are there in business hours. With the lowest standalone price on our list, Harbor Compliance (registered agent) at $99 a year, the 5-year cost becomes $530. Compare registered agent prices.
Montana deadlines and late penalties
- When the report is due: Jan 1 - Apr 15 (fee waived in that window); after Apr 15 the fee is $35.
What to know before you file in Montana
- Montana's annual report is free when filed by April 15 and costs $35 after that date; our totals assume you file on time.
Montana compared with nearby states
Montana is the cheapest of this group: South Dakota costs $335 more. The state where you form is usually the state where the LLC does business; forming elsewhere can mean registering in both.
| State | To file | Year 1 | Average per year after | 5 years |
|---|---|---|---|---|
| Montana | $35 | $35 | $0 | $35 |
| Idaho | $100 | $100 | $0 | $100 |
| Wyoming | $100 | $100 | $60 | $340 |
| South Dakota | $150 | $150 | $55 | $370 |
Questions
- How much does it cost to start an LLC in Montana?
- The state filing fee is $35. Counting the recurring report and minimum state tax, year one costs $35 in state fees if you act as your own registered agent.
- How much does an LLC cost per year in Montana?
- Nothing at the state level: Montana has no paid recurring report and no minimum state tax on the official pages we read.
- Is Montana a cheap state for an LLC?
- Over 5 years Montana costs $35 in state fees, which ranks 1 of 49 jurisdictions we have confirmed, cheapest first. The median is $335.
Sources, read verified 2026-11-15: sosmt.gov/business/fees/ · help.sosmt.gov/en-us/article/how-do-i-file-my-annual-report-ywawrv/