Is My Contractor Licensed in Missouri?
Quick answer
Missouri has no statewide license for general contractors, plumbers, HVAC contractors or roofers; where these trades are licensed, it is done by cities and counties. The state offers an optional statewide electrical contractor license, and pest control applicators are licensed by the Missouri Department of Agriculture. Plumbers: No statewide license. Electricians: Office of Statewide Electrical Contractors, Missouri Division of Professional Registration. HVAC (heating and air): No statewide license. Roofers: No statewide license.
Checked September 30, 2026. Every rule below links to the official source; licensing rules change, so confirm with the board before you hire.
Plumbers in Missouri
Licensed by: No statewide license
Missouri does not license plumbers at the state level. State law requires a plumbing license in cities and towns of 15,000 or more people and in first class counties, and those licenses are issued locally. Ask your city or county building department how to confirm a plumber's local license.
Source: Missouri General Assembly Oversight Division, Fiscal Note for HB 1926 (2024), licensure reciprocity for plumbers · 37 plumbing companies in Missouri on 1-800Deals
Electricians in Missouri
Licensed by: Office of Statewide Electrical Contractors, Missouri Division of Professional Registration
The Office of Statewide Electrical Contractors issues a statewide electrical contractor license, but it is optional, not mandatory; many cities and counties license electrical contractors themselves and still issue permits and inspect work. Cities and counties must accept the statewide license in place of a local license. You can check a statewide license on the Division of Professional Registration license search, and ask your local building department about local licenses.
Look up a license · Source: Office of Statewide Electrical Contractors, FAQs for Electrical Contractors · 10 electricians companies in Missouri on 1-800Deals
HVAC (heating and air) in Missouri
Licensed by: No statewide license
HVAC and mechanical contractors are not among the professions licensed by the Missouri Division of Professional Registration, so there is no state HVAC license to look up. Ask your city or county building department whether a local license or permit is required for your job.
Source: Missouri Division of Professional Registration, Listings of Professions · 12 hvac companies in Missouri on 1-800Deals
Roofers in Missouri
Licensed by: No statewide license
Roofers are not among the professions licensed by the Missouri Division of Professional Registration, so check with your city or county about local requirements. Separately, state law gives homeowners the right to cancel a roofing or exterior repair contract within five business days after their insurer says in writing that the claim is not covered, and bars contractors from promising to pay the insurance deductible.
Source: Missouri Division of Professional Registration, Listings of Professions · 4 roofing companies in Missouri on 1-800Deals
Pest control in Missouri
Licensed by: Missouri Department of Agriculture, Bureau of Pesticide Control
Anyone who uses or supervises the use of pesticides in pest control services for pay must be a Certified Commercial Applicator, which requires passing a core exam and at least one category exam and carrying insurance. Pesticide Technicians working under them are licensed for ornamental, structural and termite pest control. You can search applicators and businesses by applicator name, business name, city, county or category on the department's online search.
Look up a license · Source: Missouri Department of Agriculture, Pesticide Control · 15 pest control companies in Missouri on 1-800Deals
Garage door companies in Missouri
Licensed by: No statewide license
Missouri has no state license for garage door installers; general and specialty contractors are not among the professions licensed by the Division of Professional Registration. Any electrical work involved may require a licensed electrician, so ask your city or county building department about local licenses and permits.
Source: Missouri Division of Professional Registration, Listings of Professions · 12 garage doors companies in Missouri on 1-800Deals
Water damage restoration in Missouri
Licensed by: No statewide license
Missouri does not license water damage restoration or mold remediation companies; neither appears among the professions licensed by the Division of Professional Registration. Rebuild work such as drywall, flooring or roofing may need local permits, so check with your city or county building department.
Source: Missouri Division of Professional Registration, Listings of Professions · 58 water damage restoration companies in Missouri on 1-800Deals
Local guides in Missouri
Frequently asked questions
Does Missouri license plumbers statewide?
No. Plumbing licenses are not regulated at the state level in Missouri. State law requires a plumbing license in cities and towns of 15,000 or more people and in first class counties, and those local governments issue the licenses, so check with your city or county.
Does an electrician in Missouri need a state license?
Not necessarily. The statewide electrical contractor license from the Office of Statewide Electrical Contractors is optional. Many cities and counties have their own electrical contractor licenses and must accept the statewide license in their place. You can check a statewide license on the Division of Professional Registration license search.
How do I check a pest control company in Missouri?
Pesticide applicators working for pay are licensed by the Missouri Department of Agriculture's Bureau of Pesticide Control. Use the department's Pesticide Business/Applicator Search to look up an applicator or business by name, city, county or category, or call the program at 573-751-5504.
This page is general information, not legal advice. 1-800Deals does not license, verify or endorse contractors. See all states: contractor licensing by state.