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Business license requirements in Baltimore, Maryland depend on your industry, business activities, entity type, and location. Most businesses need several types of licenses to operate legally.
A general business license or business tax certificate from the City of Baltimore is typically required for any business operating within city limits.
State-level tax registrations, professional licenses, and regulatory filings required by Maryland agencies.
If you provide professional services in Baltimore (legal, medical, engineering, accounting), you must hold the appropriate state-issued credentials.
Your business location in Baltimore must comply with local zoning ordinances. Home-based businesses may need a home occupation permit.
Food service, health, fire, alcohol, and other industry-specific permits may be required depending on your business activities in Baltimore.
Businesses in regulated industries (alcohol, firearms, broadcasting, transportation) must also obtain federal licenses and permits.
Miscellaneous Tax and Licensing, Department of Finance
200 N. Holliday Street, Room 3
Baltimore, MD 21202
Mon-Fri 8:30 AM - 4:30 PM ET
Information verified as of June 10, 2026
Web VerifiedBaltimore requires an Annual Business License administered by the Department of Finance, Bureau of Revenue Collections (200 N. Holliday St., Room 3; (410) 361-9690). The city-issued Annual Business License expires December 31 annually. Separately, most retail businesses must also obtain a Maryland state Trader's License from the Clerk of the Circuit Court (expires April 30, fee based on inventory value). The $60 fee stated in the current description is the Out-of-State Construction License fee and does not represent the general business license fee.
The Baltimore City Annual Business License (administered by the Department of Finance) expires December 31 annually; written non-renewal notice is due 30–60 days before December 31. The separate Maryland state Trader's License (administered by the Clerk of the Circuit Court, not the Dept. of Finance) expires April 30.
Renews annually
For the Maryland Trader's License: late penalty is 10% of the license fee for the first month of delinquency plus 2% per month thereafter. Note: the $60 cited in the current entry is the Out-of-State Construction License fee for Baltimore City — it is not the general business license fee and is not a late penalty.
All Baltimore business licenses expire on April 30 regardless of when issued — renewal is due by May 1
The license fee is $60 in Baltimore City compared to $50 in other Maryland counties
A valid SDAT number is required — Baltimore no longer accepts Trade Name ("T") SDAT numbers
Maryland's Trader's License system dates back to 1692, making it one of the oldest business licensing systems in the US
Certain nonprofit organizations are exempt from the business license requirement. Government agencies and religious institutions are generally exempt. Businesses with specific exemptions under Maryland law should contact SDAT at (410) 767-1340.
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Businesses found operating without required licenses in Baltimore, MD 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 assessmentEvery 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.
Follow these steps to obtain your Baltimore business license. Requirements vary by business type, but this is the general process for most businesses in Baltimore, MD.
Before applying for a Baltimore business license, determine your entity type (sole proprietorship, LLC, corporation, partnership). Your structure affects which licenses you need and how you register with Maryland and the IRS.
Verify that your business location in Baltimore is zoned for your intended use. Contact the Baltimore Planning Department for zoning verification. Home-based businesses typically need a home occupation permit.
Register your business entity with the Maryland Secretary of State (if applicable), obtain an EIN from the IRS, and register for state tax obligations including sales tax and employer withholding.
Submit your business license application to the Miscellaneous Tax and Licensing, Department of Finance. Applications can typically be submitted online, in person, or by mail. Include all required documentation and fees.
Depending on your industry in Baltimore, you may need additional permits — health department permits for food service, fire department approval, alcohol licenses, professional licenses, or industry-specific certifications.
Once issued, display your Baltimore business license prominently at your place of business. Licenses renew annually. Track renewal deadlines to avoid penalties and late fees.
CLS also provides business license services in these Maryland cities.
Baltimore business license information last verified June 10, 2026. Fees, deadlines, and requirements are subject to change. Verify with Baltimore or contact CLS for current requirements.