withdraw the labor organization’s certification, the labor organization shall cease representation of employees in the bargaining unit, and any obligations to or on behalf of the labor organization in a collectively bargained contract then in effect shall terminate. . (c) Fair representation in elections Section 9 of the National Labor Relations Act ( 29 U.S.C. 159 ) is amended— (1) in subsection (b), by inserting prior to an election after in each case