(425 ILCS 30/23) (from Ch. 127 1/2, par. 123)
    Sec. 23. Nothing in these regulations shall be construed as applying to the transportation of any article or thing shipped in conformity with the regulations prescribed by the Interstate Commerce Commission, nor as applying to the military or naval forces of the United States, nor to the duly authorized militia of the state, nor to the use of signals necessary for the safe operation of railroads, steamboats, trucks, or aircraft.
(Source: Laws 1935, p. 881.)