Plumber License in Missouri
Everything you need to know about getting your plumber license in Missouri. A state license is not currently required.
Missouri Note: Missouri does not have state plumbing contractor licensing. Local jurisdictions set requirements.
Frequently Asked Questions
Do I need a license to work as a plumber in Missouri?
Missouri does not require a state-level license for plumbers, but local jurisdictions may have their own requirements.
Last verified: March 4, 2026
Information sourced from Missouri Division of Professional Registration. Always verify directly with the licensing authority for the most current requirements.
See something inaccurate?
Licensing requirements change frequently. If you notice outdated or incorrect information about Plumber in Missouri, please let us know.