Look up your business license in St. Louis
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What Licenses Do You Need in St. Louis?
Business license requirements in St. Louis, Missouri depend on your industry, business activities, entity type, and location. Most businesses need several types of licenses to operate legally.
St. Louis Business License
A general business license or business tax certificate from the City of St. Louis is typically required for any business operating within city limits.
Missouri State Registrations
State-level tax registrations, professional licenses, and regulatory filings required by Missouri agencies.
Professional Licenses
If you provide professional services in St. Louis (legal, medical, engineering, accounting), you must hold the appropriate state-issued credentials.
Zoning Compliance
Your business location in St. Louis must comply with local zoning ordinances. Home-based businesses may need a home occupation permit.
Industry Permits
Food service, health, fire, alcohol, and other industry-specific permits may be required depending on your business activities in St. Louis.
Federal Licenses
Businesses in regulated industries (alcohol, firearms, broadcasting, transportation) must also obtain federal licenses and permits.
Licensing Office
City of Saint Louis, License Collector's Office
1200 Market Street, City Hall Room 102-104
Saint Louis, MO 63103
Mon-Fri 8:00 AM - 5:00 PM
Information verified as of June 17, 2026
Web VerifiedBusiness Licensing in St. Louis
Saint Louis requires a Graduated Business License (GBL) for all businesses, with the license term running June 1 through May 31. The fee is based on employee count — starting at $200 for up to two employees and scaling to $37,500 for firms with more than 500 employees. Late filing penalties are 5% per month up to 25%, with an additional 20% penalty on amounts unpaid after 60 days.
Important Dates & Deadlines
Renewal Due Date
June 1
Renews annually
Late Payment Penalties
5% per month late filing penalty up to 25%; 20% penalty on unpaid amounts after 60th day; no license issued until all penalties paid
What You Need to Apply in St. Louis
Did You Know? — St. Louis Business Licensing Facts
Saint Louis' Graduated Business License fee scales from $200 (up to 2 employees) to $37,500 for firms with 500+ employees
New businesses starting June 1-January 1 pay $200 initial fee; those starting after January 1 pay $100
Late filing penalty is 5% per month up to 25%; unpaid balances after 60 days incur an additional 20% penalty
No business license will be issued until ALL late filing and payment penalties are fully paid
Who Is Exempt from St. Louis Business Licensing?
No general exemptions — all businesses operating in the City of Saint Louis must obtain a Graduated Business License.
St. Louis Business License Forms
License Collector
License Collector
Business License Search
Business License Information
Business License Renewals, Returns, and Payments
New Business License Application
Documents and Forms
St. Louis City Revised Code Chapter 8.02 on Licenses
Graduated Business License Process
additional steps or processes or a different type of license
Saint Louis requires a Graduated Business License (GBL) for all businesses. License term runs June 1 through May 31. Initial fee is $200 (or $100 if starting after January 1). Ongoing fees are based on employee count, scaling from $200 to $37,500 for 500+ employees.
How CLS Helps Businesses in St. Louis
Navigating business licensing in St. Louis, MO doesn't have to be complicated. CLS provides end-to-end licensing support so you can focus on what matters—running your business.
License Research
We identify every license and permit required for your specific business in St. Louis.
Application Filing
Our specialists prepare and submit all applications, ensuring accuracy to prevent delays.
Renewal Management
We track every renewal date and handle the process proactively—no missed deadlines.
Dedicated Support
A real compliance expert assigned to your account—not a chatbot or call center.
Complete Compliance in St. Louis, MO
CLS is the only provider that combines business licensing with a full suite of compliance services—all managed in one platform.
Penalties for Operating Without a License in St. Louis
Businesses found operating without required licenses in St. Louis, MO can face penalties ranging from late-fee surcharges to four-figure fines per violation, cease-and-desist orders, revocation of existing permits, inability to enforce contracts, and in some cases criminal misdemeanor charges. Don't risk your business.
Get a free compliance assessmentFind Your City's Business License Requirements in Seconds
Every city has different fees, deadlines, and penalties. Miss your filing window and penalties range from late-fee surcharges to four-figure fines — and operating unlicensed can mean forced closure. Search below to get the exact requirements for your location.
Not sure what you need? Get a free compliance assessment — our licensing experts will identify every requirement for your business.
How to Get a Business License in St. Louis, MO
Follow these steps to obtain your St. Louis business license. Requirements vary by business type, but this is the general process for most businesses in St. Louis, MO.
Choose Your Business Structure
Before applying for a St. Louis business license, determine your entity type (sole proprietorship, LLC, corporation, partnership). Your structure affects which licenses you need and how you register with Missouri and the IRS.
Check Zoning Requirements
Verify that your business location in St. Louis is zoned for your intended use. Contact the St. Louis Planning Department for zoning verification. Home-based businesses typically need a home occupation permit.
Register with the State of Missouri
Register your business entity with the Missouri Secretary of State (if applicable), obtain an EIN from the IRS, and register for state tax obligations including sales tax and employer withholding.
Apply for Your St. Louis Business License
Submit your business license application to the City of Saint Louis, License Collector's Office. Online applications are available. Include all required documentation and fees.
Obtain Additional Permits
Depending on your industry in St. Louis, you may need additional permits — health department permits for food service, fire department approval, alcohol licenses, professional licenses, or industry-specific certifications.
Display Your License and Stay Compliant
Once issued, display your St. Louis business license prominently at your place of business. Licenses renew annually. Track renewal deadlines to avoid penalties and late fees.
St. Louis Business License FAQ
Business Licensing in Other Missouri Cities
CLS also provides business license services in these Missouri cities.
St. Louis business license information last verified June 17, 2026. Fees, deadlines, and requirements are subject to change. Verify with St. Louis or contact CLS for current requirements.
Content reference: CCP-FDC507F44FB5