Indiana Code Title 27. Insurance § 27-1-36-37

(1) not more than forty-five (45) days after the regulatory action level event;

(2) not later than forty-five (45) days after the notification to the insurer that the commissioner has, after a hearing under section 44 of this chapter, rejected the insurer's challenge to an adjusted RBC report;  or

(3) not more than forty-five (45) days after the notification to the insurer that the commissioner has, after a hearing under section 44 of this chapter, rejected the insurer's challenge to an adjusted RBC plan.