Ohio Rev. Code Ann. § 4715.66
(B) In adopting rules under this section, all of the following apply:
(2) The board shall adopt rules specifying the standards that must be met for an examination to be accepted by the board as an examination of competency to practice as an expanded function dental auxiliary. In specifying the standards, the board shall provide that an examination will be accepted only if the entity that administered the examination required an individual to be one of the following as a condition of admission to the examination: