Ohio Rev. Code Ann. § 135.14
(A) As used in this section:
(B) The treasurer or governing board may invest or deposit any part or all of the interim moneys. The following classifications of obligations shall be eligible for such investment or deposit:
(4) Bonds and other obligations of this state, or the political subdivisions of this state, provided that, with respect to bonds or other obligations of political subdivisions, all of the following apply:
(7) Up to forty per cent of interim moneys available for investment in either of the following:
(a) Commercial paper notes issued by an entity that is defined in division (D) of section 1705.01 of the Revised Code and that has assets exceeding five hundred million dollars, to which notes all of the following apply:
(E) The treasurer or governing board may also enter into a written repurchase agreement with any eligible institution mentioned in section 135.03 of the Revised Code or any eligible dealer pursuant to division (M) of this section, under the terms of which agreement the treasurer or governing board purchases, and such institution or dealer agrees unconditionally to repurchase any of the securities listed in divisions (B)(1) to (5), except letters of credit described in division (B)(2), of section 135.18 of the Revised Code. The market value of securities subject to an overnight written repurchase agreement must exceed the principal value of the overnight written repurchase agreement by at least two per cent. A written repurchase agreement shall not exceed thirty days and the market value of securities subject to a written repurchase agreement must exceed the principal value of the written repurchase agreement by at least two per cent and be marked to market daily. All securities purchased pursuant to this division shall be delivered into the custody of the treasurer or governing board or an agent designated by the treasurer or governing board. A written repurchase agreement with an eligible securities dealer shall be transacted on a delivery versus payment basis. The agreement shall contain the requirement that for each transaction pursuant to the agreement the participating institution or dealer shall provide all of the following information:
(G) No treasurer or governing board shall pay interim moneys into a fund established by another subdivision, treasurer, governing board, or investing authority, if that fund was established for the purpose of investing the public moneys of other subdivisions. This division does not apply to the payment of public moneys into either of the following:
(M)
(O)