Indiana Code Title 8. Utilities and Transportation § 8-1-2-8

Sec. 8. (a) The commission, within five (5) days after any such valuation is determined, shall deliver a written statement thereof to the public utility interested and a copy thereof to the clerk of each municipality in which any part of the plant or equipment of such utility is located.  In such statement, the commission shall declare and fix the reasonable and necessary expenses incurred by it in making such valuation, and, within twenty (20) days thereafter, the utility shall pay into the treasury of the state the amount of the expenses so declared and fixed.

(b) The commission shall not make any order, based on any such valuation, increasing any rate of any public utility until such expenses have been paid.  All such moneys paid into the treasury of the state are hereby appropriated to the commission until and including September 30, 1925, to defray its expenses until said date and thereafter shall be paid into the general fund of the state.