An order of the commission entered under this chapter shall become final and shall not thereafter be open to attack for any purpose if a complaint is not filed pursuant to section 5 of this chapter within thirty (30) days after the entrance of the order.

[Pre-1973 Recodification Citation: 7-1-3-4.]

Formerly: Acts 1973, P.L.55, SEC.1. As amended by P.L.86-2018, SEC.103.