Electrician license requirements in Ohio.
Ohio licenses commercial electrical contractors through the Ohio Construction Industry Licensing Board — the same board that covers plumbing and HVAC. The state license is for commercial work; residential and journeyman-level requirements are set by cities and counties.
What Ohio requires.
Electrical Contractor (state license)
Issued by OCILB for commercial electrical contracting — the state credential the business runs on.
Local licenses
Cities and counties set their own electrical requirements for residential and journeyman-level work.
Getting the Electrical Contractor
- Five years working as a journeyman in the electrical trade immediately before filing the application — or be a registered engineer in Ohio with three years of business experience in the electrical trade
- Pass two exams through the board’s testing vendor: the Business and Law exam (50 questions, two hours, covering ORC Chapter 4740 and OAC 4740-1) and the electrical trade exam, at 70% or better on each
- Carry proof of liability insurance of at least $500,000
- Clear the board’s character review and pay the application fee
- · The OCILB license covers commercial work only — residential electrical licensing happens at the local level.
The official board
Ohio Construction Industry Licensing Board (OCILB) — Ohio Department of Commerce
Ohio Revised Code Chapter 4740 (see ORC § 4740.06 for application requirements)
Visit the boardVerified 2026-08 against the sources below. Licensing rules change — confirm with the board before relying on this page.
Ohio electrical licensing FAQ.
Do you need a license to do electrical work in Ohio?
For commercial work, yes — Ohio requires an electrical contractor license from the Ohio Construction Industry Licensing Board. Residential and journeyman-level requirements are set by cities and counties, so check the local jurisdiction too.
How much experience do you need for an Ohio electrical contractor license?
Five years as a journeyman in the electrical trade immediately before you file the application. Alternatively, registered engineers in Ohio can qualify with three years of business experience in the electrical trade.
What exams does Ohio require for an electrical license?
Two, through the board’s testing vendor: a Business and Law exam covering Ohio contracting law (ORC Chapter 4740 and OAC 4740-1) and an electrical trade exam. You need at least 70% on each.
What insurance do Ohio electrical contractors need?
Proof of liability coverage of at least $500,000 is required as part of the OCILB application, alongside the experience, exam, character review, and fee requirements set out in ORC § 4740.06.
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