Ohio Rev. Code § 511.236
The police force or law enforcement department of any township park district may provide police protection to any county, municipal corporation, township, township police district, or joint police district of this state, to any other township park district or any park district created pursuant to section 1545.01 of the Revised Code, or to a governmental entity of an adjoining state without a contract to provide police protection, upon the approval, by resolution, of the board of park commissioners of the township park district in which the police force or law enforcement department is located and upon authorization by an officer or employee of the police force or department providing the police protection who is designated by title of office or position, pursuant to the resolution of the board of park commissioners, to give the authorization.
Chapter 2744. of the Revised Code, insofar as it applies to the operation of police departments, shall apply to any township park district and to members of its police force or law enforcement department when those members are rendering police services pursuant to this section outside the township park district by which they are employed.
Police force or law enforcement department members acting, as provided in this section, outside the township park district by which they are employed shall be entitled to participate in any pension or indemnity fund established by their employer to the same extent as while acting within the township park district by which they are employed. Those members shall be entitled to all rights and benefits of Chapter 4123. of the Revised Code to the same extent as while performing services within the township park district by which they are employed.
R.C. § 511.236