Foreign Qualification · Registering an out-of-state LLP to do business in Montana, and the agent it requires.
A Registered LLP From Another State Entering Montana
Montana has no standalone foreign filing for limited liability partnerships. A partnership formed under another jurisdiction's law that wants to operate in Montana as an LLP uses the same registration a Montana partnership uses, and the fee sheet prices it at $20. The application is short, it asks for no home-state certificate, and the registration runs five years before it must be renewed. This guide explains the statute behind that route, what the application contains, how the agent requirement applies, and what Montana says happens when an unregistered LLP goes to court.
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Moving an existing company over? We prepare and file the change of agent, and the state's change fee passes through at cost. Annual report filing is part of the formation package, not this service.
Registering here from another state? Your company needs a Montana registered agent. Mainstay Filing's is $149 a year.
Montana registered agent service ($149/yr) →Mainstay Filing's foreign qualification service registers LLCs and for-profit corporations. For a limited liability partnership formed elsewhere we serve as your Montana registered agent for $149 a year, and you file the registration with the Montana Secretary of State, Business Services yourself or through your attorney.
Montana registered agent service ($149/yr) →How an out-of-state LLP registers in Montana
Montana keeps the route simple. Under MCA 35-10-710, a partnership whose home is anywhere outside Montana has to register under 35-10-701 first if it intends to transact business here as an LLP. That is the same application a Montana partnership files to become an LLP. The Secretary of State's fee sheet has one registration line for limited liability partnerships and none specific to foreign ones, which is why this guide uses that single figure.
The partnership must also meet any registration or filing rule tied to its kind of business, such as a licensing board's requirements for a professional practice. Those sit outside the Secretary of State's filing and were not part of our research. The partnership's internal affairs, and the partners' liability for its debts, remain under the home jurisdiction's law (35-10-710(5)), so registering here leaves the partnership agreement as it is.
When registration applies
Montana's wording is that the registration comes "before transacting business in this state as a limited liability partnership." There is no list of activities that fall outside that phrase, which is unlike the corporation, nonprofit and limited partnership acts, each of which spells out a catalog of safe activities. Nothing in the LLP statutes defines the term, so you cannot lean on an exclusion list to show that holding a bank account or owning property is safe.
The Secretary of State's help center gives the practical guidance: a foreign business with a physical presence or a significant operation in Montana, such as a team member who works remotely from within Montana, generally has to register as a foreign entity. It also cautions that legal nuances vary and recommends reviewing Montana law or asking a professional. If Montana contact stops at a customer or two, the facts sit in a gray zone, and a Montana attorney can say where the line falls for your facts.
Making the filing
Filing is online through the Secretary of State's business portal. After signing in, go to Forms and pick the foreign entry intended for out-of-state businesses, fill in every required field, and pay with card or e-check. The office emails you once the registration is approved. The fee is $20, and the sheet adds optional rush service, with a 24-hour tier and a one-hour tier priced separately.
MCA 35-10-701 requires the application to be executed by two or more partners who are authorized to sign for the partnership. It sets out:
- The partnership's name and its mailing address for business
- A description of the business it transacts
- Each partner's name, with a business mailing address for each
The registration is effective when the Secretary of State files the application. The filed application is public notice that the partnership is an LLP and of everything stated in it. The registration remains in effect until it is cancelled, subject to the five-year renewal described below. Registering also makes the Secretary of State the agent who receives service on claims that arise out of the partnership's Montana business.
Home-state documents
None. The statutory application has no line where a good-standing or existence certificate would go, and it does not even ask for a formation date. Montana asks for the partnership's name, address, business description and partners, nothing from the state where the LLP was formed. Because the portal could not be opened for this review, follow any on-screen prompt that goes beyond the statute, including which menu entry it uses for an LLP registration.
Still, confirm that the partnership is in good standing and registered as an LLP at home before applying. An LLP whose home registration lapsed has no LLP status to carry into Montana.
Name and registered agent
A name needs the words "limited liability partnership" or the short forms "l.l.p." and "llp," or whatever wording the home law prescribes, for instance "professional limited liability partnership" or "p.l.l.p." Montana also wants it to stand apart from other names on file and to avoid anything implying the entity is not an LLP (35-10-703).
Montana's agent chapter treats a foreign LLP that has no office in the state as an entity represented by a registered agent. Under the chapter an individual can serve, and so can a company organized here or in another state. A commercial agent is one listed with the Secretary of State as being in the business of serving. A noncommercial agent is a person or company the partnership names on its own. Provide a real street or rural-route spot in Montana, and add a Montana mailing address if it is different. The 35-10-701 text lists no agent field, so expect the portal to collect that information on screen.
Renewal, changes and leaving
An LLP registration lasts five years from the date it is made (35-10-715). The Secretary of State mails a notice to the partnership's business mailing address at least 90 days before the expiration date. To renew, the partnership files an application with its full name and address, each partner's name and address, and a description of the business. The renewal fee on the sheet is $20. If no renewal is filed in the 90 days before expiration, the office cancels the registration and the partnership is no longer an LLP.
The help center ties annual reports to LLCs and corporations, and no report is named for LLPs, which leaves the five-year renewal as the recurring task.
- Amendment. A change to the registration is filed as an amendment. The fee sheet lists $20.
- Cancellation. When the partnership wants out, two or more partners file the cancellation form. The fee sheet lists no fee for cancelling.
- New agent. The sheet's LLP section has no separate line for a change of agent, so check the fee page before you file one.
What happens without registration
The consequence the LLP statute states is a procedural one. Under MCA 35-10-724, a person transacting business in Montana as an LLP without an effective registration cannot maintain a suit or action in Montana courts under the partnership's name. Montana's LLP provisions contain no daily penalty, and no section on the validity of contracts or on the attorney general was found.
What the LLP statutes leave open is the partners' own liability if the partnership never registers. Home-state law governs partner liability (35-10-710(5)), and a filed registration is public notice that the partnership is an LLP (35-10-701(5)), but the Montana LLP sections do not say what follows when no registration exists. Treat that as a question for counsel. Professional practices should ask their licensing board what it requires as well.
Mainstay Filing and LLPs
Mainstay Filing's foreign qualification checkout does not register LLPs, since it is set up for LLCs and for-profit corporations. Two partners or the partnership's attorney submit the registration in the portal. From Mainstay Filing you can buy the registered agent alone, at $149 a year, unchanged at each renewal.
Mainstay Filing's Montana office is the address you list, and the public record will carry it. A summons or other service of process reaches your account as a scan on the business day it comes in, with no fee. Official letters from agencies are also scanned at no charge, up to the first three in a calendar year. If another agent is on record, Mainstay Filing handles the agent substitution on the state record, and you pay only the state's own charge. Details are on the Montana registered agent page. Mainstay Filing does not give legal advice.
Frequently asked questions
Does Montana require a certificate of good standing from a foreign LLP's home state?
No. The registration statute asks for the partnership's name and address, a description of its business, and the names and addresses of the partners. A home-state certificate is not on that list, so no home-state document is needed and no age limit applies.
What does a foreign LLP pay to register in Montana?
Montana prices LLP registration at $20 on its fee sheet, and a foreign partnership registers under the same section as a domestic one. Renewal after five years is $20, and cancellation has no fee. Optional rush service runs $20 for 24 hours or $100 for an hour.
Is there a separate foreign LLP form in Montana?
No. The statute sends an out-of-state partnership to the standard LLP registration before it transacts business in Montana as an LLP. Check the portal's form list when you sign in, because the fee sheet and the statute describe a single registration for all LLPs.
Does owning property or having a bank account in Montana mean an LLP must register?
The LLP statute gives no list either way, so neither one is clearly safe or clearly a trigger. The Secretary of State's help center treats a real footprint, like a remote employee in Montana, as a general sign that registration is needed. A Montana attorney can apply that to your facts.
What happens if an LLP does business in Montana without registering?
It cannot maintain a suit or action in Montana courts under the partnership name until it has an effective registration. The LLP act sets no daily fine. A filed registration is public notice of LLP status, and an unregistered partnership has no such filing on the Montana record.
How often does a Montana LLP registration need to be renewed?
Every five years. The Secretary of State mails a notice at least 90 days before expiration, and the partnership files a renewal application with partner names and a business description. Missing the 90-day window before expiration leads to cancellation.
Need a registered agent in Montana?
$149 a year, flat, with the same price at renewal. The agent only: you file the Montana registration yourself.
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