Full text
a trade union that has been certified by the Board as the bargaining agent for the employees in a bargaining unit and the certification of which has not been revoked, or
a trade union that has been certified by the Board as the bargaining agent for the employees in a bargaining unit and the certification of which has not been revoked, or
a trade union that has been certified by the Board as the bargaining agent for the employees in a bargaining unit and the certification of which has not been revoked, or