Indiana Code Title 22. Labor and Safety § 22-3-4-7

Sec. 7.  If an application for review is made to the board within thirty (30) days from the date of the award made by less than all the members, the full board, if the first hearing was not held before the full board, shall review the evidence, or, if deemed advisable, hear the parties at issue, their representatives, and witnesses as soon as practicable and shall make an award and file the same with the finding of the facts on which it is based and send a copy thereof to each of the parties in dispute, in like manner as specified in section 6 of this chapter.