Starting an LLC in Montana
What it costs, what you file and what you owe afterwards. Every figure below came from the state's own pages.
Forming an LLC in Montana costs $35 to file the Articles of Organization for Domestic Limited Liability Company with the Montana Secretary of State, Business Services (Business Entity & UCC). After that, Annual Report is due due by April 15. The Secretary of State currently waives the fee for reports filed between January 1 and April 15, and charges $35 for reports filed after April 15.
What it costs
| What | Amount | When |
|---|---|---|
| Articles of Organization for Domestic Limited Liability Company | $35 | Once, when the LLC is formed |
| Annual Report | $0 | Due by April 15. The Secretary of State currently waives the fee for reports filed between January 1 and April 15, and charges $35 for reports filed after April 15. |
Registered agent
Montana requires one. Montana law obliges every LLC to keep a registered agent so state notices and legal papers have a reliable delivery point, and the state maintains separate rosters of commercial and noncommercial agents.
What you owe after year one
Due by April 15. The Secretary of State currently waives the fee for reports filed between January 1 and April 15, and charges $35 for reports filed after April 15.
Missing it is the most common way a good standing lapses, and restoring one costs more than filing on time.
The official pages
- Montana Secretary of State, Business Services (Business Entity & UCC)
- Search the register for your name
- File the Articles of Organization for Domestic Limited Liability Company
- Report filing and due dates
Read from the source, 2, 3, 4 on 2026-09-04. Fees change, so check the state page before filing. SideKix has no relationship with any state agency and takes nothing for sending you there.
Before you file
- Sole proprietor, LLC or S corp, what actually differs, with no recommendation
- What it will cost to start, because the filing fee is the small part
- Whether the name is still free, checked against the registries themselves
- What to do first if the idea is still an idea
Another state
SideKix, “How much does an LLC cost in Montana?”, checked 2026-09-04. https://sidekixhq.com/start-an-llc-in-montana.html
Questions people ask
How much does it cost to start an LLC in Montana?
The state filing fee for the Articles of Organization for Domestic Limited Liability Company is $35.
What form do I file to start an LLC in Montana?
The Articles of Organization for Domestic Limited Liability Company, filed with the Montana Secretary of State, Business Services (Business Entity & UCC).
Does Montana require an annual report for an LLC?
Due by April 15. The Secretary of State currently waives the fee for reports filed between January 1 and April 15, and charges $35 for reports filed after April 15.
Do I need a registered agent in Montana?
Yes. Montana law obliges every LLC to keep a registered agent so state notices and legal papers have a reliable delivery point, and the state maintains separate rosters of commercial and noncommercial agents.