Montana: quotes, best value first
Prices come from each company's own pricing. Naming a different agent does not change what the state collects.
1. Registered Agent MT.org: best for LLCs that remain in one state
Leads the board
Year 1 at $99, later years at $99
- Opening quote
- $99
- Renewal quote
- $99/yr
- Reading at year 3
- $297
Registered Agent MT.org ranks first. Reading: a one-state agent at $99 a year.
Its three-year reading is below Mainstay Filing's, and three-year cost carries 36% of the ranking.
Quote includes
- A street address inside the state
- Legal documents posted to your account
Reads well
- Lower yearly quote than Mainstay Filing
- Year 1 $99, year 2 $99
Reads poorly
- Montana only
- Leaves the annual report out
2
2. Montana Registered Agent.co: best for keeping everything in state
One-state plan
Year 1 at $99, later years at $99
- Opening quote
- $99
- Renewal quote
- $99/yr
- Reading at year 3
- $297
Montana Registered Agent.co fills quote 2: a one-state agent at $99 a year.
Its quotes match Registered Agent MT.org's exactly.
Quote includes
- A street address inside the state
- Legal documents posted to your account
Reads well
- Lower yearly quote than Mainstay Filing
- Year 1 $99, year 2 $99
Reads poorly
- Montana only
- Leaves the annual report out
3
3. Mainstay Filing: best for owners who may expand
All fifty
Year 1 at $149, later years at $149
- Opening quote
- $149
- Renewal quote
- $149/yr
- Reading at year 3
- $447
Next on the board, Mainstay Filing: $149 a year here and the same $149 in every other state.
A $150 difference from Registered Agent MT.org at year three sets its position.
Quote includes
- A physical address on file
- Three government mailings a year, scanned free of charge
- Also serves nonprofits, corporations, LPs and LLPs
Reads well
- $149 every year
- One account for any state
Reads poorly
- $50 a year above Registered Agent MT.org
- Agent service only, reports stay with you
What each quote adds up to
Service fees only, from each company's prices sampled November 13, 2026. Readings keep one order for ten years.
Bench calculator
Change the years to take a new reading.
Montana fee schedule
State reading = filing fee + reports in years 2 and 3 + any minimum tax. Items without a fixed amount stay out of the sum.
The reading behind Montana
Registered Agent MT.org wins measured three-year cost, worth 36%, with Montana Registered Agent.co right behind.
Over three years Registered Agent MT.org costs $297; the same period at Mainstay Filing runs $150 higher.
Montana registered agent requirements, quoted from the source (Montana Secretary of State)
Every LLC must name a registered agent with an in-state street address.
A commercial registered agent listed with the Secretary of State, or a noncommercial agent: an individual, including an owner, or an entity in Montana. Law cited: Mont. Code Ann. § 35-7-105.
The address has to be an actual street address or rural route box number in Montana. A P.O. box alone is not enough.
Cited at: mca.legmt.gov (logged October 2026) for the record
Filing it yourself, measured
Going without a service costs an eligible owner nothing extra. The quotes above sell time at $99 to $149 a year.
Questions
What does a Montana registered agent charge each year?
Our quotes bill $99 to $149 per year.
What do three years of agent service cost?
Anywhere from $297 to $447 for three years of service.
Must a Montana LLC keep a registered agent on record?
Yes. Every LLC must name a registered agent with an in-state street address.
Is the owner allowed to be the registered agent?
You can, provided you meet both the address and eligibility rules.
What does the state bill the LLC every year?
$20 annually for the annual report, deadline described as April 15.
When does one quote pass another in total cost?
They hold the same order for ten years.
Which registered agent ranks best in Montana?
Registered Agent MT.org, which wins on measured three-year cost. Then Montana Registered Agent.co and Mainstay Filing.
Logged references
- Montana Secretary of State fee: see sosmt.gov, sampled October 2026.
- Montana yearly filing: Annual report: see sosmt.gov, sampled October 2026.
- Montana yearly filing: Annual report: see sosmt.gov, sampled October 2026.
- Montana report due date: see mca.legmt.gov, sampled August 2026.
- Mont: see mca.legmt.gov, sampled August 2026.
- Montana formation fee: Filing fee: see sosmt.gov, sampled October 2026.
- Montana registered agent statute: see mca.legmt.gov, sampled October 2026.
- Registered Agent MT.org pricing page, sampled November 13, 2026
- Montana Registered Agent.co pricing page, sampled November 13, 2026
- Mainstay Filing Montana service page, sampled November 13, 2026