Unless the commission otherwise orders, no change shall be made in any rate, fare, charge or price, which shall have been filed or published by a public utility in compliance with the requirements hereof, except after 30 days' notice to the commission and such notice to the public as the commission shall direct.
RSA 378:3
1911, 164:7. 1913, 145:7. PL 242 :3. RL 292:3. 1951, 203:46 par. 3, eff. Sept. 1, 1951.