(1) Any action brought by the attorney general pursuant to this chapter is barred if it is not commenced within four (4) years after the cause of action accrues.
(2) Any other action brought pursuant to this chapter is barred if it is not commenced within four (4) years after the cause of action accrues, or within one (1) year after the conclusion of an action brought by the state pursuant to this chapter based in whole or in part on any matter complained of in the subsequent action, whichever is the latter.
(3) The foregoing statute of limitations shall be tolled during any period when the defendant in any action fraudulently concealed the events upon which the cause of action is based.