Illinois Statutes Chapter 820. Employment § 35/5. Binding decision on whom, and for how long

§ 5. Said decision shall be binding upon the parties who join in said application for six months or until either party has given the other notice in writing of his or their intention not to be bound by the same at the expiration of sixty days therefrom. Said notice may be given to said employees by posting in three conspicuous places in the shop or factory where they work.