How to Start an LLC in Missouri

Starting an LLC in Missouri provides entrepreneurs with flexible business structure options, strong liability protection, and reasonable filing costs. Missouri offers online filing through the Secretary of State’s office, making it straightforward to learn how to start an LLC in Missouri and get your business running quickly.

Missouri stands out for its business-friendly environment, with no publication requirements and free annual reports. The state also offers unique features like Series LLC options for certain business types and military fee waivers for qualifying service members.

Table of Contents

• Step 1: Choose Your LLC Name
• Step 2: Appoint a Registered Agent
• Step 3: File Articles of Organization
• Step 4: Create an Operating Agreement
• Step 5: Get Your EIN
• Step 6: Ongoing Compliance
• Missouri LLC Cost Breakdown
• Frequently Asked Questions

Step 1: Choose Your LLC Name

Your LLC name must be unique and available in Missouri. The Missouri Secretary of State maintains a database of existing business entities, which you can search to verify your chosen name isn’t already taken.

Missouri LLC Name Requirements

Missouri requires your LLC name to include “Limited Liability Company,” “LLC,” or “L.L.C.” The name cannot contain certain prohibited words or suggest activities requiring special licenses without proper authorization.

• Must include “Limited Liability Company,” “LLC,” or “L.L.C.”
• Cannot be the same as or confusingly similar to existing Missouri entities
• Cannot imply government affiliation without authorization
• Cannot contain prohibited words like “bank” or “insurance” without proper licensing

Name Reservation Option

If you need time to prepare your filing documents, Missouri allows you to reserve your LLC name for 60 days. Name reservation costs $25 and can be renewed once for an additional 60 days.

You can conduct a Missouri LLC name search through the Secretary of State’s business entity search tool to check availability before filing.

Step 2: Appoint a Registered Agent

Missouri law requires every LLC to maintain a registered agent with a physical address in the state. Your registered agent receives important legal documents, tax notices, and official correspondence on behalf of your LLC.

Registered Agent Requirements

Your registered agent must be available during normal business hours and maintain a Missouri street address (not a P.O. Box). You can serve as your own registered agent, but many business owners prefer hiring a professional service.

• Must have a physical Missouri address
• Must be available during regular business hours
• Can be yourself, another person, or a business entity
• Must consent to serve as registered agent

Learn more about your options in our detailed Missouri registered agent guide.

Step 3: File Articles of Organization

The Articles of Organization is Missouri’s official formation document for LLCs. This document establishes your LLC as a legal entity and provides basic information about your business structure.

Required Information

Missouri’s Articles of Organization requires specific information about your LLC:

• LLC name (must be available and compliant)
• Registered agent name and Missouri address
• Organizer name and signature
• Management structure (member-managed or manager-managed)
• Principal office address

Filing Options and Fees

Missouri offers both online and paper filing options, with significantly different costs:

• Online filing: $51 total ($50 base fee + $1 convenience fee)
• Paper filing: $105 total

Online filing saves $54 and typically processes faster than paper submissions. The online system accepts up to 5 organizers and supports credit card or electronic check payments.

Processing Times

Standard processing takes 5-10 business days for online filings. Missouri offers a pre-clearance examination service for $55, but this doesn’t guarantee faster processing, just early review for potential issues.

You can file your Articles of Organization directly with the Missouri Secretary of State or use a professional formation service to handle the process for you.

Step 4: Create an Operating Agreement

While Missouri doesn’t legally require an operating agreement, creating one protects your personal assets and establishes clear business procedures. This internal document governs how your LLC operates and makes important decisions.

Why You Need an Operating Agreement

An operating agreement provides crucial protections and clarity:

• Strengthens your LLC’s limited liability protection
• Prevents Missouri’s default LLC rules from governing your business
• Establishes profit and loss distribution methods
• Outlines member roles and responsibilities
• Provides procedures for adding or removing members

Key Operating Agreement Provisions

Your operating agreement should address essential business operations:

• Member ownership percentages and capital contributions
• Management structure and decision-making processes
• Profit and loss allocation methods
• Member meeting requirements and voting procedures
• Procedures for dissolving the LLC

Step 5: Get Your EIN

An Employer Identification Number (EIN) serves as your LLC’s federal tax identification number. Most Missouri LLCs need an EIN for banking, taxes, and business operations.

When You Need an EIN

You’ll need an EIN if your LLC:

• Has multiple members
• Plans to hire employees
• Wants to open a business bank account
• Elects corporate tax treatment
• Plans to offer retirement plans

How to Get Your EIN

The fastest way to obtain an EIN is through the IRS website. The online application is free and provides your EIN immediately upon completion. You can also apply by phone, fax, or mail, but these methods take longer.

Apply directly through the IRS EIN application system for free same-day processing.

Step 6: Ongoing Compliance

After forming your Missouri LLC, you’ll need to maintain good standing through annual reports, tax obligations, and proper business operations.

Annual Reports

Missouri requires LLCs to file annual reports but charges no fee for this requirement. The annual report updates your LLC’s basic information and confirms continued operation.

• Due annually on the anniversary of your LLC formation
• Filed online through the Missouri Secretary of State website
• No filing fee required
• Maintains your LLC’s good standing status

Tax Obligations

Missouri LLCs face both federal and state tax requirements. Understanding your tax obligations helps avoid penalties and ensures compliance.

Federal Taxes

Single-member LLCs are typically taxed as sole proprietorships, while multi-member LLCs default to partnership taxation. You can elect corporate tax treatment by filing Form 8832 with the IRS.

Missouri State Taxes

Missouri imposes income tax on LLC profits at rates ranging from 2.5% to 4.95%. LLCs may also need to pay other state taxes depending on their activities and location.

For detailed information about your tax obligations, review our comprehensive Missouri LLC taxes guide.

Business Banking

Opening a separate business bank account protects your limited liability status by maintaining clear separation between personal and business finances. Missouri law doesn’t require business banking, but it’s essential for asset protection.

Most banks require your Articles of Organization, EIN, and operating agreement to open a business account. Some banks may also request additional documentation or require personal guarantees.

Missouri LLC Cost Breakdown

Understanding all potential costs helps you budget accurately for your LLC formation and ongoing operations.

Service	Cost	When Due
Articles of Organization (Online)	$51	At formation
Articles of Organization (Paper)	$105	At formation
Name Reservation	$25	Optional
Pre-clearance Examination	$55	Optional
Annual Report	$0	Annually
Statement of Correction	$10	As needed
Certificate of Good Standing	$10	As needed
DBA Registration	$7	If using assumed name
Registered Agent Change	$10	If changing agent

Source: Missouri Secretary of State Fee Schedule, verified March 2026

Additional Business Costs

Beyond state filing fees, consider these potential business expenses:

• Registered agent service: $50-$300 annually
• Operating agreement preparation: $500-$2,500
• Business license and permits: Varies by business type
• Professional liability insurance: $300-$1,500 annually
• Accounting and bookkeeping services: $300-$2,000 annually

Formation Service Comparison

Professional LLC formation services can handle the filing process and provide additional business services:

• Northwest Registered Agent: $39 + state fee, same-day filing, lifetime customer support
• ZenBusiness: $0 + state fee starter plan, 2-3 weeks standard processing
• LegalZoom: $0 + state fee basic plan, 7-10 business days processing
• Bizee: $0 + state fee, next business day processing
• Inc Authority: $0 + state fee, 3-5 business days processing

Frequently Asked Questions

How long does it take to start an LLC in Missouri?

Online filing typically takes 5-10 business days for processing by the Missouri Secretary of State. Using a professional formation service can expedite the preparation and submission process, with some services offering same-day filing.

Can I be my own registered agent in Missouri?

Yes, you can serve as your own registered agent if you maintain a physical Missouri address and are available during business hours. However, using a professional registered agent service provides privacy benefits and ensures you never miss important documents.

Do I need an operating agreement for my Missouri LLC?

Missouri doesn’t legally require an operating agreement, but having one protects your limited liability status and prevents state default rules from governing your LLC. Even single-member LLCs benefit from written operating agreements.

What’s the difference between member-managed and manager-managed LLCs?

Member-managed LLCs allow all members to participate in daily business operations and decision-making. Manager-managed LLCs designate specific managers to handle operations while other members act as passive investors. Choose the structure that best fits your business needs.

How much does it cost to start an LLC in Missouri?

The minimum cost is $51 for online filing of Articles of Organization. Paper filing costs $105. Additional expenses may include registered agent services, operating agreement preparation, and professional formation services, but the basic state requirement is just the filing fee.

Starting your Missouri LLC provides excellent liability protection and business flexibility. The state’s reasonable fees, free annual reports, and business-friendly environment make it an attractive option for entrepreneurs. Follow these six steps to establish your LLC properly and maintain good standing with Missouri’s requirements.

For businesses planning to operate across multiple states, research the requirements in each location. You can explore formation requirements in nearby states like Arkansas, Colorado, or Alabama to understand regional differences.

This information is for educational purposes only and does not constitute legal or financial advice. Filing fees and requirements change : always confirm current fees with your state’s Secretary of State office.