Indiana Code Title 14. Natural and Cultural Resources § 14-34-5-5

Sec. 5. (a) During the term of the permit, the permittee may submit an application for a revision of the permit, together with a revised reclamation plan, to the director.  However, except for incidental boundary revisions, a new permit is required for any extensions to the permit area.

(b) The director may not approve an application for a permit revision unless the director finds the following:

(c) The director shall establish guidelines for a determination of the scale or extent of a revision request for which all permit application information requirements and procedures apply.