(1) Nothing in the act shall be construed so as to prohibit the commencing of any action at law by the state tax commission to collect any tax, interest, penalty, additional amount, or addition to such tax, due under the provisions of this act, whenever in the opinion of the state tax commission or the attorney general the commencement of such action is a more appropriate method of collecting such tax, interest, penalty, additional amount, or addition to such tax.
(2) The state tax commission is authorized to apply for and the court to grant a temporary or permanent injunction enjoining any person from violating or continuing to violate any of the provisions of this act or regulations promulgated under this act notwithstanding the existence of other remedies at law.