Ohio Rev. Code § 4511.108
The director of transportation shall adopt rules under Chapter 119. of the Revised Code to establish a traffic generator sign program and shall set forth in the traffic engineering manual the specifications for a uniform system of traffic generator signs and the criteria for participation in the program. The director shall establish, and may revise at any time, an annual fee to be charged for participation in the traffic generator sign program. Money paid by the qualifying program participants shall be deposited into the state treasury to the credit of the highway operating fund.
The director may contract with any person that applies to operate, construct, maintain, or market the traffic generator sign program. The contract may allow for a reasonable profit to be earned by the successful applicant. In awarding the contract, the director may consider the skill, expertise, prior experience, and other qualifications of each applicant.
If the director determines that the department shall operate this program, all money collected from program participants shall be deposited and credited as prescribed in this section.
R.C. § 4511.108