Air Quality Alert issued June 21 at 4:35PM EDT until June 24 at 2:00AM EDT by NWS

Office of the County Treasurer

How may we Help you?

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  The St. Mary's County Treasurer's Office is dedicated to providing excellent customer service to its citizens, while providing timely and accurate financial information to the public and to the St. Mary's County Commissioners.

The primary function and duty of the St. Mary's County Treasurer's Office is the billing and collection of real estate and personal property taxes for the State and County. Other functions include the issuance of motor vehicle registration renewals, liquor licenses, dog tags, deed transfers, business license renewals, and conducting the annual tax sale auction.

We will be happy to assist you via the telephone, fax or email.

Counter hours are Monday through Friday 8:00 a.m. to 4:30 p.m. The office is closed on all County recognized holidays.

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Taxes- Real Property Tax Credit Programs and Exemptions General Information
Tax Bills County Senior "Cap" Tax Credit Deed Research and Validation
6 Month New Construction County Senior "Matching" Tax Credit Dog Tags
Address Change Application County Senior "Matching" Tax Credit Liquor License Application
Assessments Maryland Homeowners' Tax Credit MVA Registration Renewals
Bill Due Dates Application Maryland Homeowners' Tax Credit  
Personal Property Tax Rate Table Maryland Homestead Credit  
Real Estate Tax Rate Table Maryland Veteran's Exemption  
Annual Tax Sale Auction Maryland Blind Persons Exemption  
Tax Year    
Bay Restoration Fund (BRF)    
Environmental and Solid Waste (ESW)