Ohio Rev. Code Ann. § 4723.341
(B) In the absence of fraud or bad faith, no person reporting to the board of nursing or testifying in an adjudication conducted under Chapter 119. of the Revised Code with regard to alleged incidents of negligence or malpractice or matters subject to this chapter or sections 3123.41 to 3123.50 of the Revised Code and any applicable rules adopted under section 3123.63 of the Revised Code shall be subject to either of the following based on making the report or testifying: