Electrician license
Missouri electrician license
Missouri's only state electrical license is the statewide electrical contractor license from the Office of Statewide Electrical Contractors, which lets a contractor work anywhere in Missouri regardless of local licensing. Individual electricians are certified and licensed by cities and counties, such as the City of St. Louis, St. Louis County and Kansas City. This page covers Statewide Electrical Contractor License (optional). Local licensing in City of St. Louis, St. Louis County and Kansas City, Missouri is covered below.
Licenses at a glance
| License | Experience | Exam | Fees |
|---|---|---|---|
| Statewide Electrical Contractor License (optional) | 12,000 hours | 60 questions | $200 application fee; renewal is $200 every three years. |
How to get each Missouri license
Statewide Electrical Contractor License (optional)
Requirements. One of: 12,000 verifiable practical hours installing equipment and wiring; 10,000 hours plus a journeyman certificate from a U.S. Department of Labor approved apprenticeship; 8,000 hours plus an associate degree; 4,000 supervising hours plus a four-year electrical engineering degree; or a Missouri local electrical contractor or master license held six of the last eight years. Also $500,000 of liability insurance and a passing score on an approved exam.
Experience. 12,000 hours.
Exam. Required.
| Testing company | Prov (the Office's candidate bulletin); the Office accepts approved contractor, master and journeyman level exams |
|---|---|
| Code edition | Not confirmed: check with the board |
| Questions | 60 questions |
| Time | 180 minutes (3 hours) |
| Passing score | 70% |
| Code book | Open book |
| Exam fee | $80 for the computer-based journeyman level exam, paid to Prov |
| Official bulletin | Prov candidate information bulletin, Missouri Electrical Contractor Licensing (effective October 31, 2026) |
Fees. $200 application fee; renewal is $200 every three years.
The Office's Prov bulletin offers the journeyman level exam in 2017, 2020 and 2023 NEC versions (60 questions, 180 minutes, 70%), and residential journeyman versions of 40 questions in 120 minutes.
Sources: 20 CSR 2117-2, Licensure requirements (statewide electrical contractors); 20 CSR 2117-1, Office of Statewide Electrical Contractors general rules and fees; Prov candidate information bulletin, Missouri Electrical Contractor Licensing (effective 10/31/2026).
Local electrician licenses in Missouri
City of St. Louis: Electrical certificates and licenses, including Master Electrician
The City of St. Louis Committee of Electrical Examiners decides, by written and oral exam, who receives certificates and licenses to do electrical work in the city. The written Master Electrician exam is given by Prov: 75 questions, 180 minutes, 70% to pass, open book, $100. Issued by Committee of Electrical Examiners, Building Division, Department of Public Safety. Official page.
Sources: City of St. Louis Committee of Electrical Examiners; Prov candidate information bulletin, City of St. Louis (effective 10/31/2026).
St. Louis County: Master Electrician (also Industrial Maintenance Electrician)
St. Louis County approves and licenses its electricians; its Prov-administered Master Electrician exam is 75 questions in 180 minutes, open book, 75% to pass, $100, on the 2017 NEC. The County's Prov bulletin lists no journeyman exam. Issued by St. Louis County (exam approval and licensing, 41 South Central Ave., Clayton). Official page.
Source: Prov candidate information bulletin, St. Louis County (effective 10/31/2026).
Kansas City, Missouri: Electrical Supervisor, Master Electrician and Master Limited Electrician certificates
Kansas City, Missouri (not Kansas City, Kansas) requires a Certificate of Qualification for electrical work: Electrical Supervisor, Master Electrician or Master Limited Electrician, plus a city contractor license for the business. The Permits Division administers them. Issued by City Planning & Development Department, Permits Division. Official page.
Source: Kansas City, Missouri BizCare: Contractor licensing.
Practice for the exam
Free practice. The journeyman electrician practice test with 2026 and 2023 NEC versions has 30 questions on code and calculations, scored by subject, with no account. It is general NEC practice, not built from the Missouri exam outline.
How to apply
Statewide contractor applications go through the state's MOPRO online licensing system. For an individual electrician license, apply to the city or county where you will work. Apply on the official site.
Source: Missouri Office of Statewide Electrical Contractors.
Renewal and continuing education
| Renewal | Statewide contractor licenses renew every three years. Local licenses follow each city's or county's rules. |
|---|---|
| Continuing education | Not confirmed: check with the board |
Source: 20 CSR 2117-1, Office of Statewide Electrical Contractors general rules and fees.
Reciprocity with other states
A local Missouri electrical contractor or master electrician license held six of the previous eight years can qualify you for the statewide contractor license, and a local or other-state license that required an approved exam can show exam passage.
Source: 20 CSR 2117-2, Licensure requirements (statewide electrical contractors).
Look up a Missouri electrician license
To check that an electrician or contractor is licensed, use the official Missouri Division of Professional Registration licensee search (statewide electrical contractors).
Common questions
Who issues electrician licenses in Missouri?
Missouri's only state electrical license is the statewide electrical contractor license from the Office of Statewide Electrical Contractors, which lets a contractor work anywhere in Missouri regardless of local licensing. Individual electricians are certified and licensed by cities and counties, such as the City of St. Louis, St. Louis County and Kansas City.
Does Missouri accept electrician licenses from other states?
A local Missouri electrical contractor or master electrician license held six of the previous eight years can qualify you for the statewide contractor license, and a local or other-state license that required an approved exam can show exam passage.
How often does a Missouri electrician license renew?
Statewide contractor licenses renew every three years. Local licenses follow each city's or county's rules.
How do I look up an electrician license in Missouri?
Use the official Missouri Division of Professional Registration licensee search (statewide electrical contractors) at https://mopro.mo.gov/license/s/license-search
Sources
Every fact on this page comes from Missouri's own licensing board, statute or rule, or the testing company the board names. Where a fact could not be confirmed from one of them, the page says to check with the board. Rules and fees change: confirm with the board before you apply.
- 20 CSR 2117-1, Office of Statewide Electrical Contractors general rules and fees, opened November 11, 2026
- 20 CSR 2117-2, Licensure requirements (statewide electrical contractors), opened November 11, 2026
- Prov candidate information bulletin, Missouri Electrical Contractor Licensing (effective 10/31/2026), opened November 11, 2026
- Missouri Office of Statewide Electrical Contractors, opened November 11, 2026
- Kansas City, Missouri BizCare: Contractor licensing, opened November 11, 2026
- City of St. Louis Committee of Electrical Examiners, opened November 11, 2026
- Prov candidate information bulletin, City of St. Louis (effective 10/31/2026), opened November 11, 2026
- Prov candidate information bulletin, St. Louis County (effective 10/31/2026), opened November 11, 2026
Electrician license requirements in every state · How to become an electrician · Journeyman electrician license · Master electrician license
Last verified November 11, 2026.