Ohio Revised Code Title III. Counties § 307.631

(A) A board of county commissioners may appoint a health commissioner of the board of health of a city or general health district that is entirely or partially located in the county in which the board of county commissioners is located to establish a drug overdose fatality review committee to review drug overdose deaths and opioid-involved deaths occurring in the county.

(B) The boards of county commissioners of two or more counties may, by adopting a joint resolution passed by a majority of the members of each participating board of county commissioners, create a regional drug overdose fatality review committee to review drug overdose deaths and opioid-involved deaths occurring in participating counties.  The joint resolution shall appoint, for each county participating as part of the regional review committee, one health commissioner from a board of health of a city or general health district located at least in part in each county.  The health commissioners appointed shall select one of their number as the health commissioner to establish the regional review committee.

(C) In any county that, on the effective date of this section, has a body that is acting as a drug overdose fatality review committee and is comprised of the members described in divisions (A)(1) and (B)(1) of section 307.632 of the Revised Code, including a public health official or designee, that body shall continue to function as the drug overdose fatality review committee for the county.  The body shall have the same duties, obligations, and protections as a drug overdose fatality review committee appointed by a health commissioner.