Ohio Rev. Code Ann. § 4923.09

The public utilities commission shall cooperate with and permit the use of the services, records, and facilities of the commission as fully as practicable by appropriate officers of the United States department of transportation, other federal agencies or commissions, and appropriate commissions of other states in the enforcement and administration of state and federal laws relating to highway transportation by motor vehicles. The commission may enter into cooperative agreements with the United States department of transportation and any other federal agency or commission to enforce the safety laws and rules of this state and of the United States concerning highway transportation by motor vehicles. All grants-in-aid, cash, and reimbursements received by the commission pursuant to those cooperative agreements shall be deposited to the credit of the motor carrier safety fund created under section 4921.21 of the Revised Code.