Ohio Rev. Code § 4123.07
The administrator of the bureau of workers' compensation shall prepare and furnish blank forms of application for benefits or compensation from the state insurance fund, reports of injury, disability or occupational disease, notices to employers and employees, proofs of injury, disease, disability or death, proofs of medical attendance and hospital and nursing care, and proofs of employment and wage earnings, and other necessary blanks, and shall provide in his rules for their preparation and distribution so that they may be readily available and so prepared that the furnishing of information required of any person with respect to any aspect of a claim shall not be delayed by a requirement that information with respect to another aspect of such claim shall be furnished on the form by the same or another person. Insured employers shall keep on hand a sufficient supply of such blanks.
R.C. §4123.07