Ohio Rev. Code § 3319.083: Notice of intention not to re-employ.

In all school districts wherein the provisions of Chapter 124. of the Revised Code do not apply, each board of education shall cause notice to be given of its intention not to re-employ said non-teaching employee, at the expiration of his contract. If such notice is not given the non-teaching school employee on or before the first day of June, said employee shall be deemed re-employed.