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Name Search · How to check whether your LLP name is available in Minnesota before you file.

Minnesota LLP Name Search and Naming Rules

Before you register a Minnesota limited liability partnership, your name has to clear the state's availability check and meet its naming rules. This page explains how to search the Secretary of State's records, what makes a name distinguishable, the LLP designator your name must carry, and how reservations and assumed names work.

One price: $199.00/yr covers your formation, your registered agent, and your annual report, plus the $135.00 state filing fee, at cost.

State agency: Minnesota Secretary of State — Business Services Division (portal: mblsportal.sos.mn.gov)

Annual report due: December 31 · Processing: Same day

Form Your Minnesota LLP ($199.00/yr All-In)

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State facts

Minnesota LLP

State filing fee$135.00
Annual report fee$135.00
Annual report dueDecember 31
Std. processingSame day

How to Search Minnesota Business Names

Every Minnesota LLP name must be distinguishable from every other business name already on record with the Secretary of State. That is not just other LLPs — it includes corporations, LLCs, limited partnerships, and other registered entities, plus names that are reserved or held. Before you print signage, buy a domain, or open a bank account, check the name against the state's records.

Use the state's business search

Search your proposed name and its close variations on the MBLS business search. Do not just search the exact name — search the distinctive part of it and obvious variants, because a name that is too similar to an existing one can be rejected even if it is not identical. If you find an existing name that is close, assume the state may treat yours as too similar and choose something with more separation.

Search early, decide early

The point of searching before you file is to avoid a rejected Statement of Qualification, which wastes time and delays your registration. It also protects you from investing in branding around a name you cannot actually use. Treat the search as the first real step of registration, not an afterthought.

What "Distinguishable" Actually Means

"Distinguishable on the record" is a legal standard, not a common-sense one. Two names can look different to you and still be treated as too similar by the state, or look similar and be considered distinct. Understanding how the standard works saves you from surprises.

Differences that usually do not make a name distinguishable

  • Punctuation, spacing, and capitalization — "River North" and "Rivernorth" may be treated as the same
  • Articles and filler words — adding "the," "a," or "and" generally does not create distinctiveness on its own
  • The entity designator — "Smith & Jones LLP" is not made distinguishable from "Smith & Jones LLC" merely by the different suffix; the distinctive part is the same
  • Singular versus plural or minor grammatical changes to the same root word

What does make a name distinct

Genuine differences in the distinctive wording — a different key term, an additional meaningful word, a different name altogether — are what separate one business name from another. When in doubt, add real, meaningful distinctiveness rather than a trivial tweak, and confirm on the search before you file.

Naming Rules for a Minnesota LLP

Beyond being distinguishable, a Minnesota LLP name has to follow the state's content rules. The most important is the designator that marks the entity as a limited liability partnership.

The LLP designator

Your name must include a designation identifying it as a limited liability partnership. Common accepted forms are "Limited Liability Partnership," "LLP," or "L.L.P." at the end of the name. This designator is not optional — it is what tells the public and the state that partners in the firm carry the LLP shield rather than the unlimited exposure of a plain general partnership. Get the exact acceptable forms confirmed against the Secretary of State's current guidance when you file.

Restricted and regulated words

Some words are restricted because they imply a regulated activity or a false association. Terms suggesting banking, insurance, or a government agency, and words implying a professional field the partnership is not authorized to practice, may require additional approval or may not be usable at all. If your firm is a licensed practice, your profession's board may also have naming expectations layered on top of the state's rules — for example, requirements around using partners' names. Check both the state rules and your board's rules.

Keep the name honest

The name should not imply a purpose the partnership is not actually organized for, or suggest a connection it does not have. A name that misleads about what the firm does or who it is affiliated with can be rejected.

Reserving a Name and Using an Assumed Name

Sometimes you have settled on a name but are not ready to file the Statement of Qualification, or you want to operate under a different name than the LLP's registered legal name. Minnesota handles each of those separately.

Reserving a name

If your name is available and you want to hold it while you get organized, Minnesota lets you reserve a business name with the Secretary of State for a set period. A reservation locks the name so no one else can register it in the meantime — but it does not create the LLP. You still file the Statement of Qualification to actually register the partnership. Reservation is useful when you are lining up partners, financing, or a licensing approval before formally registering.

Assumed names (DBAs)

If the LLP will operate under a name different from its registered legal name — say the firm is registered as "Anderson & Boone LLP" but markets as "North Loop Advisors" — you register that trade name as an assumed name (a Certificate of Assumed Name) with the Secretary of State. Minnesota's assumed-name process has an added twist: it requires publishing notice of the assumed name in a qualified legal newspaper. This publication step is specific to Minnesota's DBA process and is easy to miss, so plan for it if you use a trade name. The assumed-name registration is separate from — and in addition to — the LLP registration; it does not replace it.

How Mainstay Filing Helps with Your Name

When you register your Minnesota LLP through Mainstay Filing, we check your proposed name against the Secretary of State's records as part of preparing the Statement of Qualification, so a name conflict is caught before it becomes a rejected filing and a delay. You give us the name you want; we help confirm it is available and properly formatted with the LLP designator before we submit.

If you want to hold a name before registering, or you plan to operate under a trade name, we can point you to the reservation and assumed-name processes and how they fit with your registration — including Minnesota's newspaper publication requirement for assumed names. What we do not do is clear your name for trademark purposes; state availability is not the same as trademark rights, and a name that is available to register can still infringe an existing trademark. For trademark questions, talk to an attorney. Our role is getting the state-side name and registration right so your LLP is on the record cleanly.

Frequently asked questions

Where do I search Minnesota LLP names?

Use the Secretary of State's business search at the MBLS portal. Search your proposed name and its close variations, not just the exact wording, because a name that is too similar to an existing one can be rejected. Checking before you file avoids a rejected Statement of Qualification and keeps you from branding around a name you cannot use.

What does my LLP name have to include?

A designation identifying the entity as a limited liability partnership — commonly "Limited Liability Partnership," "LLP," or "L.L.P." This designator is required; it signals that partners carry the LLP shield. The name must also be distinguishable on the record from existing Minnesota business names and must avoid restricted words that imply a regulated activity or false association.

What makes two names "too similar" in Minnesota?

Minnesota uses a "distinguishable on the record" standard. Differences that usually do not count include punctuation, spacing, capitalization, filler words like "the" or "and," the entity designator itself, and singular-versus-plural tweaks. A genuinely different distinctive term or an added meaningful word is what separates two names. When unsure, add real distinctiveness and confirm on the search.

Can I reserve a Minnesota LLP name before registering?

Yes. Minnesota lets you reserve an available business name with the Secretary of State for a set period, which holds it while you get organized. A reservation does not create the LLP — you still file the Statement of Qualification to register the partnership. Reservation is useful while you line up partners, financing, or a licensing approval.

Do I need to do anything special to use a trade name?

Yes. If the LLP operates under a name different from its registered legal name, register that as an assumed name (Certificate of Assumed Name) with the Secretary of State. Minnesota's assumed-name process requires publishing notice in a qualified legal newspaper, which is easy to overlook. The assumed name is in addition to — not a replacement for — the LLP registration.

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