Versions of Ohio Code 4768.05 - Authority to subpoena witnesses and to compel production of documents on LawServer 2024 Ohio Code 4768.05 – Authority to subpoena witnesses and to compel production of documents 2023 Ohio Code 4768.05 – Authority to subpoena witnesses and to compel production of documents 2020 Ohio Code 4768.05 2018 Ohio Code 4768.05 – [Effective12/14/2018] Power to compel testimony