Ohio Credential Guide
Teaching English to Speakers of Other Languages Endorsement, PreK-12 Requirements in Ohio
Issued by Ohio Department of Education and Workforce.
Ohio distinguishes an add-on TESOL endorsement from a standalone TESOL license. Choose the route that fits your current teaching license.
Official sources reviewed . Requirements can change, so confirm your route with the issuing agency before enrolling.
Ohio TESOL Route
A District-Sponsored Supplemental License Is a Temporary Path
Ohio identifies a standalone PreK–12 TESOL license, an endorsement on an existing teaching license, a district-sponsored supplemental license, and an alternative resident educator route. Their entry conditions and time frames differ.
| Route | Starting condition and purpose |
|---|---|
| Standalone PreK–12 license | For a candidate preparing for a TESOL teaching license through a university program at undergraduate or graduate level. |
| Add-on endorsement | For a teacher with a valid license in another subject or area who completes an approved TESOL endorsement route. |
| Supplemental license | For a licensed teacher hired by a specific school or district to teach English learners while working toward the TESOL endorsement. District involvement and an assigned mentor matter; this is temporary. |
| Alternative Resident Educator | A separate alternative initial-licensure path. Ask the state whether your degree and preparation meet its current entry rules. |
Get the district's and licensure office's written path to a full TESOL credential before treating a supplemental license as the endpoint.
Ohio Department of Education and Workforce, checked September 29, 2026: TESOL credential routes.
Ohio Requirements
Already Licensed in Ohio?
The add-on endorsement starts with a valid Ohio teaching license in another area.
Add-on eligibility
Ohio's add-on TESOL endorsement route is for an educator who already holds a valid Ohio teaching license in another subject or teaching area.
Ohio Requirements
Separate the Add-On and Standalone Routes
Ohio also identifies a standalone PreK-12 TESOL license and other routes. Ask the Department which credential your planned program prepares you for.
TESOL credential routes
Ohio identifies a standalone PreK-12 TESOL license, the add-on TESOL endorsement, and additional supplemental or alternative pathways whose requirements depend on the applicant's current license and preparation route.
Ohio Requirements
Verify Program Approval for the Add-On
For the endorsement route, confirm that the provider’s TESOL preparation program is approved for this Ohio credential.
Approved preparation
The endorsement route requires completion of an approved TESOL endorsement preparation program.