(1) Tariffs, revised pages, or supplements which are in any way determined to be in improper form, not in accordance with provisions of the Montana Motor Carrier Act, or received for filing too late to give the commission the notice required by law are subject to rejection and return.

(2) No consideration will be given to telegraphic notices in computing the notice required, or to the time during which a tariff publication may be held by an express company or by the post office department.

(3) No tariff, revised page, or supplement will be received by the commission unless it is delivered to it free from all charges, including claims for postage.

(4) As to tariffs, revised pages, and supplements issued on less than statutory notice under permission, order or authorization of the commission, literal compliance with all of the requirements named in any such permission, decision, or order of the commission will be exacted.