Ohio Rev. Code Ann. § 4123.54
(A) Except as otherwise provided in divisions (I) and (K) of this section, every employee, who is injured or who contracts an occupational disease, and the dependents of each employee who is killed, or dies as the result of an occupational disease contracted in the course of employment, wherever such injury has occurred or occupational disease has been contracted, provided the same were not:
(B) For the purpose of this section, provided that an employer has posted written notice to employees that the results of, or the employee's refusal to submit to, any chemical test described under this division may affect the employee's eligibility for compensation and benefits pursuant to this chapter and Chapter 4121. of the Revised Code, there is a rebuttable presumption that an employee is intoxicated or under the influence of a controlled substance not prescribed by the employee's physician and that being intoxicated or under the influence of a controlled substance not prescribed by the employee's physician is the proximate cause of an injury under either of the following conditions:
(1) When any one or more of the following is true:
(b) The employee, through a qualifying chemical test administered within thirty-two hours of an injury, is determined to have one of the following controlled substances not prescribed by the employee's physician in the employee's system that tests above the following levels in an enzyme multiplied immunoassay technique screening test and above the levels established in division (B)(1)(c) of this section in a gas chromatography mass spectrometry test:
(c) The employee, through a qualifying chemical test administered within thirty-two hours of an injury, is determined to have one of the following controlled substances not prescribed by the employee's physician in the employee's system that tests above the following levels by a gas chromatography mass spectrometry test:
(C)
(1) For purposes of division (B) of this section, a chemical test is a qualifying chemical test if it is administered to an employee after an injury under at least one of the following conditions:
(2) As used in division (C)(1)(a) of this section, "reasonable cause" means, but is not limited to, evidence that an employee is or was using alcohol or a controlled substance drawn from specific, objective facts and reasonable inferences drawn from these facts in light of experience and training. These facts and inferences may be based on, but are not limited to, any of the following:
(H)
(2) If an employee or the employee's dependents receive an award of compensation or benefits under this chapter or Chapter 4121., 4127., or 4131. of the Revised Code for the same injury, occupational disease, or death for which the employee or the employee's dependents previously pursued or otherwise elected to accept workers' compensation benefits and received a decision on the merits as defined in section 4123.542 of the Revised Code under the laws of another state or recovered damages under the laws of another state, the claim shall be disallowed and the administrator or any self-insuring employer, by any lawful means, may collect from the employee or the employee's dependents any of the following:
(3) If an employee or the employee's dependents receive an award of compensation or benefits under this chapter or Chapter 4121., 4127., or 4131. of the Revised Code and subsequently pursue or otherwise elect to accept workers' compensation benefits or damages under the laws of another state for the same injury, occupational disease, or death the claim under this chapter or Chapter 4121., 4127., or 4131. of the Revised Code shall be disallowed. The administrator or a self-insuring employer, by any lawful means, may collect from the employee or the employee's dependents or other-states' insurer any of the following:
(K) An employer, upon the approval of the administrator, may provide for workers' compensation coverage for the employer's employees who are professional athletes and coaches by submitting to the administrator proof of coverage under a league policy issued under the laws of another state under either of the following circumstances:
(2) The employer is a professional sports league, or is a member team of a professional sports league, and all of the following apply: