License Requirements in Missouri
Browse all 79 trade and professional licenses in Missouri (MO). 42 require a state-level license.
Last updated 2026-05-08
By the numbers: 42 of 79 trades require a state-level license from a Missouri Department, Board, or licensing Authority. Renewal periods, Continuing Education Hours, and Application Fees vary by trade — see each trade page for the specifics.
| Trade | License Required | Median Salary |
|---|
| 🚨Alarm Installer |
Not Required |
$43,983 |
| 📏Architect |
Required |
$83,979 |
| ⚠️Asbestos Abatement Worker |
Required |
$43,263 |
| 🔨Auctioneer |
Not Required |
$32,247 |
| 🔗Bail Bondsman |
Required |
$38,106 |
| 💈Barber |
Required |
$32,230 |
| ♨️Boiler Operator |
Not Required |
$55,980 |
| 🚛CDL Driver |
Required |
$53,120 |
| 📊CPA |
Required |
$74,670 |
| 🏠Chimney Sweep |
Not Required |
$38,412 |
| ✈️Commercial Pilot |
Required |
$121,167 |
| ✂️Cosmetologist |
Required |
$31,230 |
| ⚖️Court Reporter |
Not Required |
$57,204 |
| 🏗️Crane Operator |
Not Required |
$54,279 |
| 💥Demolition Contractor |
Not Required |
$56,160 |
| 🦷Dental Hygienist |
Required |
$72,340 |
| 🚰Drinking Water Operator |
Required |
$48,078 |
| 🚑EMT / Paramedic |
Required |
$36,801 |
| ⚡Electrician |
Not Required |
$60,970 |
| 🛗Elevator Mechanic |
Not Required |
$92,178 |
| 🌍Environmental Scientist |
Not Required |
$71,082 |
| 🧴Esthetician |
Required |
$34,938 |
| 🧯Fire Sprinkler Fitter |
Not Required |
$57,474 |
| ⚱️Funeral Director |
Required |
$58,932 |
| 🏗️General Contractor |
Not Required |
$72,670 |
| 🪨Geologist |
Required |
$76,158 |
| 🪟Glazier |
Not Required |
$43,497 |
| ❄️HVAC Technician |
Not Required |
$54,120 |
| 👂Hearing Aid Specialist |
Required |
$52,803 |
| 🔍Home Inspector |
Not Required |
$56,120 |
| 🧱Insulation Worker |
Not Required |
$44,235 |
| 📋Insurance Agent |
Required |
$56,670 |
| 🗣️Interpreter |
Not Required |
$51,381 |
| 🗺️Land Surveyor |
Required |
$61,713 |
| 🌿Landscape Contractor |
Not Required |
$50,238 |
| 🛡️Lead Abatement Worker |
Required |
$41,589 |
| 💉Licensed Practical Nurse |
Required |
$53,757 |
| 🔐Locksmith |
Not Required |
$40,959 |
| 💆Massage Therapist |
Required |
$44,874 |
| 🦠Mold Remediation |
Not Required |
$41,859 |
| 🏦Mortgage Loan Originator |
Required |
$61,614 |
| 💅Nail Technician |
Required |
$30,510 |
| 📜Notary Public |
Required |
— |
| 👓Optician |
Not Required |
$39,825 |
| 🐛Pest Control Operator |
Required |
$38,670 |
| 🧪Pesticide Applicator |
Required |
$36,144 |
| 💊Pharmacy Technician |
Required |
$36,270 |
| 🏃Physical Therapy Assistant |
Required |
$57,672 |
| 🔩Pipefitter |
Not Required |
$56,844 |
| 🔧Plumber |
Not Required |
$62,780 |
| 📊Polygraph Examiner |
Not Required |
$61,308 |
| 🏊Pool Contractor |
Not Required |
$52,506 |
| 🕵️Private Investigator |
Required |
$53,235 |
| 📨Process Server |
Not Required |
$34,803 |
| ⚙️Professional Engineer |
Required |
$90,576 |
| 📡Radiologic Technologist |
Required |
$66,069 |
| ☢️Radon Mitigation |
Not Required |
$45,108 |
| 🏠Real Estate Agent |
Required |
$48,670 |
| 📐Real Estate Appraiser |
Required |
$55,206 |
| 🩺Registered Nurse |
Required |
$68,670 |
| 🫁Respiratory Therapist |
Required |
$70,164 |
| 🏘️Roofing Contractor |
Not Required |
$44,120 |
| 🚌School Bus Driver |
Required |
$36,657 |
| 🎓School Counselor |
Required |
$55,539 |
| 🛡️Security Guard |
Not Required |
$32,022 |
| 🚽Septic System Installer |
Not Required |
$44,028 |
| 🔨Sheet Metal Worker |
Not Required |
$53,028 |
| 🔎Skip Tracer |
Not Required |
$38,304 |
| 🤝Social Worker |
Required |
$52,542 |
| ☀️Solar Installer |
Not Required |
$42,903 |
| 💪Substance Abuse Counselor |
Required |
$48,339 |
| 🎨Tattoo Artist |
Not Required |
$38,502 |
| 📚Teacher |
Required |
$59,757 |
| 🚗Tow Truck Operator |
Not Required |
$34,578 |
| 🐾Veterinary Technician |
Required |
$39,366 |
| 🏭Wastewater Operator |
Required |
$48,078 |
| 🚰Water Treatment Operator |
Required |
$48,078 |
| 🔥Welder |
Not Required |
$48,120 |
| 💧Well Driller |
Not Required |
$47,196 |
Common questions about Missouri licensing
Which trades require a state-level license in Missouri?
42 of the 79 trades on this page require a Missouri state license. The remainder are licensed at the local/county level or not at all.
Who issues professional licenses in Missouri?
Most occupational licenses in Missouri are issued by the relevant state Department or licensing Board listed on each individual trade page. Renewal periods are typically 1–3 years and most boards require Continuing Education Hours between renewals.
Can I transfer my license from another state to Missouri?
Reciprocity varies by trade. Missouri accepts some out-of-state licenses by endorsement after Experience and Exam verification — check the trade-specific page for the exact policy.
Data last verified 2026. Salary data from BLS OEWS. Always verify with the relevant Missouri licensing board.