Ohio Rev. Code Ann. § 4123.026
(A) The administrator of workers' compensation, or a self-insuring public employer for the peace officers, firefighters, and emergency medical workers employed by or volunteering for that self-insuring public employer, shall pay the costs of conducting post-exposure medical diagnostic services, consistent with the standards of medical care existing at the time of the exposure, to investigate whether an injury or occupational disease was sustained by a peace officer, firefighter, or emergency medical worker when coming into contact with the blood or other body fluid of another person in the course of and arising out of the peace officer's, firefighter's, or emergency medical worker's employment, or when responding to an inherently dangerous situation in the manner described in, and in accordance with the conditions specified under, division (A)(1)(a) of section 4123.01 of the Revised Code, through any of the following means:
(B) As used in this section: