Ohio Rev. Code Ann. § 6117.012
(A) A board of county commissioners may adopt rules requiring owners of property within the district whose property is served by a connection to sewers maintained and operated by the board or to sewers that are connected to interceptor sewers maintained and operated by the board to do any of the following:
(C) A board of county commissioners may use sewer district funds; county general fund moneys; the proceeds of bonds issued under Chapter 133. or 165. of the Revised Code; and, to the extent permitted by their terms, loans, grants, or other moneys from appropriate state or federal funds, for either of the following:
(D) Except as provided in division (E) of this section, the board of county commissioners shall require in its rules regarding disconnections, reconnections, relocations of sewers, combined sewer overflow prevention, or sewer back-up prevention the reimbursement of moneys expended pursuant to division (C) of this section by either of the following methods: