Iowa Code § 679B.11
The board shall as soon as practical visit the place where the controversy exists and make careful inquiry into the cause, and the said board may, with the consent of the governor, conduct such inquiry beyond the limits of the state. The board shall hear all persons interested who come before it, advise the respective parties what ought to be done or submitted to by either or both of the parties to the dispute to adjust said controversy, and make a written decision thereof, which shall at once be made public and open to public inspection and shall be recorded by the secretary of the board, and a copy of such report shall be filed in the office of the clerk of the city in which the controversy arose and shall be open for public inspection.
Iowa Code § 679B.11
86 Acts, ch 1245, §944