Section 20-10-102 - School bus requirements(1) A school bus may be operated by the district or other public agency for the conveyance of pupils or may be privately operated by a carrier to provide such conveyance of pupils under contract with a district or other public agency.(2) Every school bus shall bear on the front and rear of the bus a plainly visible sign containing the words "school bus" in letters at least 8 inches in height.(3) When a school bus is operated on a highway for purposes other than transporting pupils to and from school or for school functions, all markings identifying it as a school bus shall be concealed.En. 75-7002 by Sec. 279, Ch. 5, L. 1971; amd. Sec. 2, Ch. 141, L. 1973; R.C.M. 1947, 75-7002(part).