The school board of any school district may provide transportation services to any non-profit organization for recreational, cultural, educational, and public service programs operated by the organization for the benefit of its members. Transportation shall be provided to non-profit organizations during times when the vehicles used are not needed for the transportation of students between school and their homes. The school board shall make a charge for such transportation in an amount equal to the cost thereof, which shall include a reasonable allowance for depreciation of the vehicles used. The school board is authorized to enter into contracts, leases, or agreements covering the use of transportation by non-profit organizations. The school board shall add to the charges made for the use of transportation a reasonable amount to cover any increase in insurance premiums incident to the use of transportation by the organization. Nothing in this Section shall be construed to terminate, either permanently or temporarily, the status of the vehicles used by the organization as school buses.
     Nothing in this Section shall be construed to permit any school district to provide transportation services in competition with any mass transit carrier.