The State of Missouri, not the St. Louis County Department of Revenue, issues Motor Vehicle and Driver Licenses. For more information you may visit the Missouri Department of Revenue web site or contact your local Motor Vehicle and Driver Licensing office. For local office information visit the Missouri Department of Revenue Branch and Fee Offices web page or look in the blue pages of the SBC residential (white pages) phone book. Look under the Revenue heading on the pages titled State Offices.
Commonly known as a "Business License", Merchants' Licenses are handled by the Personal Property unit of the Assessment Division. For more information visit the Assessment Division web page.
The Department of Public Works administrates the licensing of plumbers, electricians, and handles various permits and notices. For more information visit the St. Louis County Department of Public Works web site.