Corp Nation · Montana LLC Guide · 2026
Foreign LLC Registration in Montana: How to Register (2026)
Doing business in Montana with an out-of-state LLC? Here’s exactly how to register as a foreign LLC in Montana — fees, requirements, timeline, and what happens if you skip it.
The Bottom Line for Montana
Doing business in Montana with an out-of-state LLC? Here’s exactly how to register as a foreign LLC in Montana — fees, requirements, timeline, and what happens if you skip it. When you’re ready to move, Corp Nation handles the entire filing — Articles of Organization, registered agent, operating agreement — so your Montana LLC is set up correctly from day one.
The Montana state fee is $35 and standard processing runs 5-7 days. Corp Nation’s service fee is $149 flat, registered agent included for the first year.
What Corp Nation Does for You
- Prepares and files your Montana Articles of Organization — correctly, the first time
- Registered agent service included — Montana address requirement handled
- Custom operating agreement drafted and delivered with every package
- EIN (Federal Tax ID) filing available as an add-on
- BOI report filing available — federal requirement, serious penalties if missed
- You’re notified the moment your Montana LLC is approved by the state
Form Your Montana LLC Today
$35 Montana state fee + $149 Corp Nation service fee. Registered agent included.
Get Started →Frequently Asked Questions
Do I need to register my LLC as foreign in Montana?
Yes, if you’re “doing business” in Montana with an LLC formed in another state. Failure to register can result in fines and bars you from suing in Montana courts.
How do I register a foreign LLC in Montana?
File a Certificate of Authority (or equivalent) with the Montana Secretary of State, designate a Montana registered agent, and pay the filing fee.
How much does foreign LLC registration cost in Montana?
Foreign registration fees vary by state, typically $50–$300. Corp Nation handles foreign LLC registration in all 50 states.