Ohio Revised Code Title I. State Government § 113.11

No money shall be paid out of the state treasury or transferred elsewhere except on the warrant of the director of budget and management. No money shall be paid out of a custodial fund of the treasurer of state except on proper order to the treasurer of state by the officer authorized by law to pay money out of the fund.

The treasurer of state shall adopt rules prescribing the form and manner in which money may be paid out of the state treasury or a custodial fund of the treasurer of state.