234.212  Contract for transportation services.--In the event a contract between any school district and any person, business, or entity to provide the district with school bus service for the transportation of pupils in the district provides that such person, business, or entity shall own, operate, and maintain school buses for such service, the district may purchase the number of buses needed for the district through the Department of Education and sell the same to such person, business, or entity as a part of the contract for such service. Any benefit derived to the provider of such service from the purchase of such buses from the district shall be taken as a credit against the cost of such service to the district. The district shall not be required to submit the sale of such buses to bid.