The board shall consist of five (5) members, all of whom shall be residents of Indiana and shall be appointed by the governor as follows: two (2) of the members shall be drawn from backgrounds with labor organizations but not more than one (1) of them shall be from the same international union, and two (2) of the members shall be drawn from backgrounds with employers. The chairman of the board shall be the fifth member and shall be selected from the highest membership classification of the American Society of Safety Engineers.
IC 22-8-1.1-31