Ohio Solar Contractor License Requirements (2026)

Ohio does not issue a standalone solar contractor license. Solar PV installation is regulated as electrical work under O.R.C. Chapter 4740 and is administered by the Ohio Construction Industry Licensing Board (OCILB) Electrical Section. Any company installing photovoltaic systems for commercial work must hold an OCILB Electrical Contractor license. Residential one- to three-family work is licensed at the local level only. Solar thermal water heating requires the OCILB Hydronics or Plumbing license. NABCEP PV Installation Professional certification is the industry standard but is voluntary in Ohio.

Governing Authority

This license is issued and enforced by Ohio Construction Industry Licensing Board (OCILB) pursuant to Ohio Revised Code Chapter 4740; Ohio Administrative Code 4101:15 (OCILB rules). The Ohio Construction Industry Licensing Board, housed inside the Ohio Department of Commerce Division of Industrial Compliance, issues statewide commercial licenses for Electrical, Plumbing, HVAC, Hydronics, and Refrigeration contractors. Ohio has no statewide general contractor license — general building work is regulated at the municipal level.

Official portal: https://com.ohio.gov/divisions-and-programs/industrial-compliance/about-us/ocilb
Address: 6606 Tussing Road, Reynoldsburg, OH 43068
Phone: (614) 644-3493

Eligibility Requirements

An applicant qualifies only after meeting the age floor of 18 and producing a valid Social Security Number. No Ohio residency requirement.

Good moral character

OCILB reviews criminal history under O.R.C. §4740.06.

Background investigation

Mandatory criminal history disclosure on the application.

Experience & Education Matrix

Plan to substantiate five years of experience as an electrical tradesperson under a licensed electrical contractor or as a registered professional engineer in electrical engineering with hard records. Payroll, tax, project logs, and supervisor verification are what the board relies on when it reviews the claim.

Accepted proof of experience or eligibility

OCILB experience affidavits signed by licensed electrical contractors
W-2 statements covering the qualifying period
NABCEP PV Installation Professional certification (counts as experience credit)

Education substitution

PE registration in electrical engineering counts as five years of experience.

Examination Structure

Examinations are administered by PSI Services LLC (under contract to OCILB). The applicant must pass the following examination parts before the license can issue:

Ohio Electrical Contractor Trade Examination — 100 questions, 240 minutes, passing score 70%
Ohio Business and Law Examination — 50 questions, 120 minutes, passing score 70%

Examination fee: $74 per part.

Retake policy: Failed parts may be retaken individually after re-paying the fee.

Insurance & Financial Security

This credential carries no state-level surety bond requirement under the cited sources. Individual jobs may still trigger a permit or public-works bond, which should be verified before bidding.

General liability

OCILB requires $500,000 commercial general liability insurance.

Workers' compensation

Workers' compensation insurance is mandatory under O.R.C. Chapter 4123 for any business with employees.

Additional financial requirements

No financial statement required.

Application and License Fees

Fee	Amount
Application (non-refundable)	$25
Examination	$148
Initial license	$25
Renewal (every year)	$60

Maintenance & Renewal

Expect to renew the Ohio OCILB Electrical Contractor License every year. Renewal currently costs $60. OCILB licenses renew annually.

Continuing education: Ten hours of OCILB-approved CE annually.

Downloadable Asset

2026 Ohio Solar License Roadmap (PDF) — a printable step-by-step checklist for the application process.

Download the PDF roadmap →

Reciprocity and Endorsement

Ohio does not accept the NASCLA Accredited Examination for this classification.

Reciprocal State	Accepted Exam	Conditions
Kentucky	Trade exam waived	Limited OCILB–Kentucky reciprocity (verify with the board; solar-specific reciprocity is rare) for active electrical contractors.
West Virginia	Trade exam waived	Limited OCILB–WV reciprocity (verify with the board; solar-specific reciprocity is rare).

OCILB maintains limited electrical contractor reciprocity (electrical credential only; verify directly with the board for solar scope) with Kentucky and West Virginia.

Weighing more than one jurisdiction? The national hub compares Solar license requirements in every state — exam, bond, fee, and experience thresholds side by side.

Step-by-Step Application Roadmap

Document five years of electrical experience. Compile experience affidavits and payroll records.
Submit the OCILB Electrical Contractor application. File with the application fee.
Pass the trade and business and law exams at 70%. Both administered by PSI.
File the certificate of insurance. $500K commercial general liability is mandatory.
Receive the OCILB Electrical Contractor license. OCILB issues the credential after exam and insurance are filed.
Register with the local jurisdiction. Most Ohio cities require local contractor registration in addition to OCILB.
Pull local building and electrical permits per project. Each Ohio jurisdiction requires local permits.

Pre-Submission Checklist

These are the pieces to lock down before filing with OCILB:

☐ Five years of documented electrical experience
☐ OCILB Electrical Contractor application
☐ Pass trade and business and law exams at 70%+
☐ $500K commercial general liability insurance
☐ Workers' compensation coverage
☐ Local jurisdiction registration
☐ Local building and electrical permits per project

Study and Reference Materials

These are the preparation and reference materials tied to this credential — cited by the regulator or widely used by applicants. CLR earns nothing from listing them.

NEC Article 690 — Solar Photovoltaic Systems — NFPA. Primary technical reference.
Ohio Electrical Code — OCILB. State amendments to the NEC.
OCILB Electrical Contractor Candidate Information Bulletin — PSI. Free PDF outlining exam content.

Common Filing Mistakes

Based on the board's own instructions and the sources cited here, the problems below are what most often stall a Ohio Solar application.

Skipping local registration

OCILB licensure does not exempt you from local contractor registration.

Confusing residential with commercial scope

OCILB only licenses commercial. Residential is local.

Letting workers compensation lapse

Ohio BWC monitors coverage; lapse triggers immediate fines.

Missing the 10-hour CE

Annual CE is mandatory and audited.

Forgetting solar thermal is plumbing

Solar hot water requires the OCILB Plumbing or Hydronics license.

Other Ohio Trade Licenses

Should the Solar path not apply, these other Ohio trade guides from CLR may help:

Frequently Asked Questions

Does Ohio have a solar license?

No. Solar PV is regulated as electrical work under the OCILB Electrical Contractor license.

Is NABCEP required?

No. NABCEP is voluntary in Ohio.

Do I need a state license for residential solar?

OCILB only licenses commercial work. Residential one- to three-family installs are regulated by the local jurisdiction.

What about solar thermal?

Solar hot water requires the OCILB Plumbing or Hydronics license.

Does Ohio reciprocate?

Yes. OCILB maintains limited reciprocity (verify directly with the board; solar-specific reciprocity is rare) with Kentucky and West Virginia.

Primary Sources

Regulatory requirements on this page are drawn from the official board, statute, and exam-provider materials listed below.

Verified 2026-04-27 · Next scheduled review 2026-07-26