Indiana Code Title 27. Insurance § 27-1-23-12

Sec. 12. (a) Any person aggrieved by any agency action of the commissioner pursuant to this chapter may petition for judicial review thereof in accordance, so far as practical, with IC 4-21.5-5.

(b) Notwithstanding IC 4-21.5-5, the filing of a petition for review of the commissioner's determination approving an acquisition of control under section 2 of this chapter shall stay the application of any such determination or other action of the commissioner unless the court to which the petition is directed, after giving the petitioner notice and an opportunity to be heard, determines that such a stay would be detrimental to the interests of policyholders or the public.

(c) Any person aggrieved by any failure of the commissioner to act or make a determination required by this chapter may bring an action for mandate in the circuit court of Marion County to compel the commissioner to act or make such determination forthwith.