Ohio Rev. Code Ann. § 4761.05
(B)
(1) The board shall issue a limited permit to any applicant who meets the requirements of division (A)(1) of section 4761.04 of the Revised Code, files the prescribed application form, pays the fee required under section 4761.07 of the Revised Code, and meets either of the following requirements:
(2) The limited permit authorizes the holder to provide respiratory care under the supervision of a respiratory care professional. A person issued a limited permit under division (B)(1)(a) of this section may practice respiratory care under the limited permit for not more than the earliest of the following: