Indiana Code Title 14. Natural and Cultural Resources § 14-38-1-12

Sec. 12. (a) A petroleum lease other than a lease provided for in section 11 of this chapter may be granted in parcels as determined by the commission.

(b) A lease granted under this section must be at a royalty of:

at the option of the commission.

(c) A lease must provide for an annual rental, payable in advance, of from one dollar ($1) to ten dollars ($10) per acre, as the commission determines.  Rentals shall be credited against future royalties.

(d) A lease must be for a primary term of ten (10) years.

(e) The forms and terms of a lease must be the same as the standard commercial petroleum lease generally in use in the territory in which the oil, gas, or other petroleum products are located, with the additional terms provided in this chapter and the rules of the commission.  If the conditions contained in a standard commercial lease conflict with this chapter, this chapter controls.