Indiana Code Title 14. Natural and Cultural Resources § 14-28-1-22.1

Sec. 22.1. (a) A permit issued under section 22(j)(3) of this chapter on or before July 1, 2014, for a quarrying or aggregate company that is active for the excavation of industrial materials, including:

is valid for the duration of the permitted project subject to the permit conditions and periodic compliance evaluations.

(b) The holder of a permit described in subsection (a) is required to notify the department that the permitted project is complete not later than six (6) months after completing the permitted project.