2025 BOI rule update US entities are now exempt. Check if you still need to file →
We answer most inquiries within one business hour during US business days.
Missouri . 2026 filing guide

Missouri Secretary of State filings, deadlines, and how to do them right.

Annual reports, business search, registered agent changes, reinstatement, dissolution, tax registration. Every Missouri filing explained, plus the business environment, regulatory bodies, and a year-round compliance calendar. Verified against the Missouri Secretary of State, Business Services Division as of June 2026.

Start filing now Search Missouri business records
Verified against Missouri Secretary of State, Business Services Division on Jun 12, 2026
Agency
Missouri Secretary of State, Business Services Division
Branded as Missouri Business Services
Phone
573-751-4153
Mon-Fri 8am-5pm CT
Annual due
Anniversary month (Corps); LLCs do not file
Move to bad standing
Processing
1-2 business days
Online filings
Missouri business environment

Why founders choose Missouri (and what to know first)

Missouri LLCs do not file annual reports (significant compliance simplification). Low formation fees ($50 online). Central US logistics location. Strong manufacturing and agriculture base.

Economy
~$370B economy
Registered entities
~550,000 active entities
New formations / year
~85,000 annually
Key industries
Agriculture, manufacturing, financial services (Edward Jones HQ), aerospace (Boeing Defense in St Louis), automotive, beverages (Anheuser-Busch)
Missouri tax profile

Tax obligations at a glance

Tax type Where Missouri stands
State income tax2% to 4.95%
Corporate income tax4% C-Corp
Sales tax4.225% state + 0-7% local
Franchise taxNone

Tax obligations depend on entity type, where you operate, and where revenue is sourced. Consult a licensed CPA for entity-specific advice. File.Business connects you with vetted CPAs in Missouri on request.

Beyond the SoS

Other Missouri agencies your business will touch

The Secretary of State handles formation and corporate filings. These agencies handle the rest of your Missouri compliance.

Missouri Dept of Revenue
573-751-3505

State income tax, sales tax, withholding

Missouri Dept of Labor + Industrial Relations
573-751-3215

Unemployment insurance

Missouri Dept of Commerce + Insurance
573-751-4126

Insurance, professional licensing, banking

Missouri Division of Workers Compensation
800-775-2667

Workers comp

Missouri Dept of Health + Senior Services
573-751-6400

Healthcare facility licensing

Missouri Division of Alcohol + Tobacco Control
573-751-2333

Alcohol licensing

Missouri compliance calendar

Year-round filings every Missouri business should know

Recurring federal and state deadlines that affect Missouri businesses. Our Compliance Calendar tracks these and 200+ others against your entity.

WhenWhat is due
Anniversary month (Corps); LLCs do not fileMissouri annual filing deadline
Jan 31W-2 and 1099 deadlines (federal, applies to all state employers)
Mar 15Form 1065 and 1120-S deadline (pass-through entities)
Apr 15Form 1040 + Q1 federal estimated tax
Jun 15Q2 federal estimated tax
Sep 15Q3 federal estimated tax. Extended 1120-S / 1065
Oct 15Extended 1040 / 1120 deadline
Dec 31Year-end. BOI updates due within 30 days of beneficial-owner changes (FinCEN).
View full Missouri compliance calendar →
How-to . LLC formation

How to form an LLC in Missouri: step by step

Each step explained with what Missouri requires. File.Business handles all of this for $0 service fee plus the $50 online / $105 paper state fee.

1
Pick a name

Search the state business name database to confirm the name is distinguishable. Must include LLC, L.L.C., or Limited Liability Company.

2
Choose a registered agent

State street address required (no P.O. Box). The agent must accept the appointment and be available during business hours.

3
File the Articles of Organization

Submit to the Secretary of State with the state filing fee. Online filing is the fastest channel.

4
Draft the operating agreement

Not filed with the state but legally important. Defines members, contributions, distributions, and manager rules.

5
Apply for an EIN

IRS Form SS-4. Online if a member has an SSN; mail/fax if all members are non-US.

6
Open a business bank account

Most banks require: Articles, EIN letter, operating agreement, and beneficial-owner ID.

7
Register for state tax accounts

Department of Revenue for sales tax, withholding accounts if hiring employees.

Start your Missouri LLC →

Ready to file your Missouri paperwork the easy way?

Five minutes per filing. State fee passed through at cost. Audit trail and deadline tracking included.

Start a Missouri filing Get deadline alerts

Disclosure. File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with the Missouri Secretary of State, Business Services Division or any Secretary of State office. You may file directly with the Missouri Secretary of State, Business Services Division. Information on this page is for general guidance only and is not legal, tax, or accounting advice. Filing fees and deadlines verified against the Missouri Secretary of State, Business Services Division as of June 2026 and may change. For entity-specific guidance, consult a licensed Missouri attorney or CPA.

File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with any Secretary of State office. You may file directly with the appropriate state agency. SOC 2 Type II audited. 220,000+ businesses formed since 2017.