Ohio Rev. Code Ann. § 3107.014
(A) Except as provided in division (B) of this section, only an individual who meets all of the following requirements may perform the duties of an assessor under sections 3107.031, 3107.032, 3107.082, 3107.09, 3107.101, 3107.12, 5103.0324, and 5103.152 of the Revised Code:
(2) The individual must be one of the following: