Ohio Rev. Code Ann. § 3319.11
(A) As used in this section:
(B) Teachers eligible for continuing service status in any city, exempted village, local, or joint vocational school district or educational service center shall be those teachers qualified as described in division (D) of section 3319.08 of the Revised Code, who within the last five years have taught for at least three years in the district or center, and those teachers who, having attained continuing contract status elsewhere, have served two years in the district or center, but the board, upon the recommendation of the superintendent, may at the time of employment or at any time within such two-year period, declare any of the latter teachers eligible.
(C)
(G)
(H)
(1) In giving a teacher any notice required by division (B), (C), (D), or (E) of this section, the board or the superintendent shall do either of the following:
(2) In giving a board any notice required by division (B), (C), (D), or (E) of this section, the teacher shall do either of the following: