Plumber License Requirements in Missouri
No Statewide License Required
Missouri does not require a statewide plumber license. Missouri plumber licensing is handled at the city and county level. Cities with populations over 15,000 are required by state statute to license plumbers. Each jurisdiction sets its own exam, fee, and experience requirements. Typical local fees: application $80-$120, license $114-$227.
Trades that DO require a state license in Missouri:
Frequently Asked Questions
Do I need a plumber license in Missouri?
No, Missouri does not require a statewide plumber license. However, local permits or registrations may be required.
How much does a plumber license cost in Missouri?
There is no statewide license fee for plumbers in Missouri. Local registration fees may apply.
Data last verified: 2026-04-02 | Source: No state licensing authority