Indiana Code Title 14. Natural and Cultural Resources § 14-34-7-9

Sec. 9.  (a) If at any time during the period when a self-bond is posted, the financial conditions of the applicant or the corporate guarantor change so that the criteria of sections 4(d)(7), 4(f), and 6 of this chapter are no longer satisfied, the permittee shall do the following:

(b) If the applicant does not post an alternate form of bond within ninety (90) days of the change in financial condition, the applicant must cease coal extraction and immediately begin reclamation.