20. If any difference arise between the company and those who act for the State, as to the compensation which ought to be paid to the company, for any telegraph line and appurtenances taken under section 19, or for the temporary exclusive use thereof under section 18, such difference shall be settled by expropriation proceedings.
R. S. 1964, c. 286, s. 20; 1999, c. 40, s. 74.