DECERTIFY

decertify,vb.1. To revoke the certification of. 2. To remove the official status of (a labor union)

by  withdrawing  the  right to  act as  a  collective-bargaining  agent. [Cases:  Labor  Relations    216.

C.J.S. Labor Relations §§ 191–192, 210.] 3. (Of a court) to overrule a previous order that created a

class for purposes of a class action; to  officially  undo (a class). [Cases: Federal Civil Procedure

173; Parties    35.49. C.J.S. Parties § 36.] Cf. CERTIFY. — decertification,n. [Blacks Law 8th]