12. The Commission may, of its own motion and for cause, review any decision that it or the Director has made; it may also exercise, by evocation or otherwise, any power vested in the Director by this act.
The Commission shall determine the rules applicable to hearings before the Commission or the Director.
R. S. 1964, c. 274, s. 10; 1966-67, c. 17, s. 16; 1971, c. 77, s. 7; 1973, c. 67, s. 7.