Missouri Certificate of Formation: What to File (2026)

Fact-checked by the LegalGlass editorial team against primary sources · Published Aug 6, 2026 · Last updated Aug 6, 2026

Missouri does not issue a "Certificate of Formation." To create a Missouri LLC you file Articles of Organization (Form LLC-1) with the Missouri Secretary of State for $50 online or $105 by paper; a corporation files Articles of Incorporation. A Certificate of Good Standing is a different document that proves an entity already exists.

Quick Answer

Missouri term
Articles of Organization (LLC) - no "Certificate of Formation"
LLC form
Form LLC-1 - $50 online / $105 paper, Secretary of State
Corporation form
Articles of Incorporation - filed with the Secretary of State
Where "Certificate of Formation" applies
Texas, Delaware, Washington, New Jersey
Certificate of Good Standing
Proof an entity exists - does not create it
Annual report
None required for Missouri LLCs

Missouri Has No "Certificate of Formation"

If you searched for a Missouri Certificate of Formation, the short answer is that Missouri does not have one. "Certificate of Formation" is the name a handful of other states give to the document that creates an LLC - most notably Texas (Form 205), Delaware, Washington, and New Jersey. Missouri uses a different label for the same legal act. Formation terminology is not uniform across the 50 states, so templates and articles written for one state often borrow another state's vocabulary, which is where the confusion comes from.

In Missouri, the document that legally creates a limited liability company is the Articles of Organization, filed with the Missouri Secretary of State as Form LLC-1. So when a bank, investor, or out-of-state form asks a Missouri LLC for its "certificate of formation," what they actually need is your filed Articles of Organization (or, sometimes, a Certificate of Good Standing - explained below). For the full filing walk-through, see Missouri Articles of Organization and the national how to form an LLC.

This terminology gap is not just trivia. Using the wrong document name can slow down a bank account opening, a loan, or a registration in another state, because the person on the other side is looking for a specific piece of paper. Knowing that Missouri's creating document is the Articles of Organization - and that a certificate of good standing is a separate, later document - lets you hand over exactly what is being asked for the first time. It also means you should ignore templates or checklists that tell a Missouri business to "file a certificate of formation"; follow the Missouri Secretary of State's own forms instead.

For an LLC: Articles of Organization (Form LLC-1)

To form a Missouri LLC you file Form LLC-1, Articles of Organization, with the Missouri Secretary of State and pay $50 to file online or $105 by paper. Under RSMo § 347.039, the Articles of Organization state the LLC name, its purpose, the registered agent and registered office, whether it is member- or manager-managed, and the organizer. Acceptance of Form LLC-1 by the Secretary of State is what brings the LLC into legal existence under RSMo § 347.037. One quirk to know: the Secretary of State's fee schedule lists the filing as "Certificates of Limited Liability Company," but the form itself is the Articles of Organization - the same document. See how to form an LLC in Missouri for the step-by-step.

For a Corporation: Articles of Incorporation

If you are forming a corporation rather than an LLC, the creating document in Missouri is the Articles of Incorporation, also filed with the Secretary of State. A for-profit corporation's fee is based on the number of authorized shares under the Secretary of State fee schedule. The corporate charter document is sometimes loosely called a "certificate of formation" or "certificate of incorporation" in other states, but in Missouri it is the Articles of Incorporation. Choosing between an LLC and a corporation affects taxes and governance; compare the structures at S-corp vs LLC and LLC vs corporation.

Terminology by State: What Maps to What

The table below maps the "Certificate of Formation" concept to the correct Missouri document and shows how a few other states name the same filing.

StateLLC creating documentFiled with
MissouriArticles of Organization (Form LLC-1)Secretary of State
TexasCertificate of Formation (Form 205)Secretary of State
DelawareCertificate of FormationDivision of Corporations
WashingtonCertificate of FormationSecretary of State
Maryland / IllinoisArticles of OrganizationState filing office

Whatever the label, the function is the same: a short public filing that creates the entity and is separate from the internal operating agreement, which is never filed with the state. The practical takeaway is to match the document to the action you need. If you are creating a new Missouri LLC, you want Form LLC-1. If a lender or an out-of-state agency asks a Missouri company for its "certificate of formation," they will almost always accept the filed Articles of Organization or a Certificate of Good Standing in its place. For parallel examples, see Maryland's and California's certificate-of-formation pages.

Certificate of Good Standing vs Articles of Organization

A related document people confuse with a "certificate of formation" is the Certificate of Good Standing (Missouri's proof-of-existence certificate). These are not the same thing:

You can verify an entity's status for free using the Secretary of State's business entity search before paying for a certificate. Because Missouri LLCs file no annual report, staying in good standing mainly means keeping a current registered agent and paying your taxes.

If you actually need a copy of the document that created your company - for example, a lender asks for your "formation document" or "certificate of formation" - order a certified copy of your filed Articles of Organization from the Secretary of State rather than a good-standing certificate. The two serve different purposes: the certified Articles prove what you filed and when, while the good-standing certificate proves the entity is current today. Ask the requester which one they mean; in most out-of-state registrations, either the certified Articles or a recent certificate of good standing will satisfy a request phrased as "certificate of formation."

Missouri Formation Fees (2026)

The fees below are set by the Missouri Secretary of State and apply whichever term you started your search with. Amounts are effective for 2026.

ItemFormFee (2026)Agency
Articles of Organization - onlineForm LLC-1 (online)$50Secretary of State
Articles of Organization - paperForm LLC-1 (paper)$105Secretary of State
Name reservation (60 days)Reservation of Name$25Secretary of State
Annual report (LLC)Not required$0 -
Federal EINIRS Form SS-4$0 (free)IRS

For the full running cost of a Missouri company, see how much a Missouri LLC costs.

After You Form the Entity

Once the Secretary of State accepts your Articles of Organization, a few obligations follow. Missouri law (RSMo § 347.030) requires every LLC to continuously maintain a registered agent and registered office in Missouri. Get a free federal EIN from the IRS; by default the IRS treats a single-member LLC as a disregarded entity and a multi-member LLC as a partnership, and either can elect S-corporation treatment. Register with the Missouri Department of Revenue for sales/use tax if you sell taxable goods, and check any local business license requirements. If you use a brand name different from your legal name, file a Missouri fictitious name. When it is time to close, follow how to dissolve an LLC in Missouri, which is a two-step filing (notice of winding up, then articles of termination). Because Missouri LLCs receive no annual state reminder, keep your own calendar for tax deadlines and registered-agent changes so nothing silently lapses.

Frequently Asked Questions

Does Missouri have a Certificate of Formation?

No. Missouri uses the Articles of Organization (Form LLC-1) to create an LLC, for $50 online or $105 by paper. "Certificate of Formation" is the term used in Texas, Delaware, Washington, and a few other states.

What is the Missouri equivalent of a Certificate of Formation?

For an LLC it is the Articles of Organization (Form LLC-1); for a corporation it is the Articles of Incorporation. Both are filed with the Missouri Secretary of State.

How much does it cost to form a Missouri LLC?

The Form LLC-1 fee is $50 online or $105 by paper. Missouri LLCs file no annual report. See Missouri LLC cost.

Is a Certificate of Good Standing the same as a Certificate of Formation?

No. A Certificate of Good Standing confirms an existing entity is active; it does not create the entity. The Articles of Organization create a Missouri LLC.

Where do I file to form a business in Missouri?

With the Missouri Secretary of State, Corporations Division. Fictitious names (DBAs) are filed there too - see Missouri DBA filing.

Related

Sources

  1. Missouri Secretary of State - Business Fees & Forms (Form LLC-1 Articles of Organization; corporation Articles of Incorporation).
  2. Missouri Secretary of State - Schedule of Fees and Charges (PDF) (LLC certificate/articles: $105 paper, $50 online).
  3. Missouri Secretary of State - Articles of Organization, Form LLC-1 (PDF) (LLC creating document; contents).
  4. Missouri Secretary of State - Corporations Division General Information (filing methods; certificates).
  5. Missouri Secretary of State - Business Filing Resources (online business portal; entity search).
  6. Missouri Revisor of Statutes - RSMo § 347.039 (Articles of Organization; formation).
  7. Missouri Revisor of Statutes - RSMo § 347.037 (effect of filing; existence of the LLC).
  8. Missouri Revisor of Statutes - RSMo § 347.030 (registered agent and registered office).
  9. Texas Secretary of State - Business Organizations Code Forms (Texas uses "Certificate of Formation," Form 205).
  10. Washington Secretary of State - Business Entities (Washington LLCs file a Certificate of Formation).
  11. IRS - Limited Liability Company (LLC) (federal default classification).
  12. IRS - Get an Employer Identification Number (free EIN).

LegalGlass provides general information for educational purposes and is not a law firm or a substitute for advice from a licensed attorney or tax professional. Laws, fees, and thresholds change; verify current requirements with the Missouri Secretary of State before acting.