WUKALA MAHAZ BARAI TAHAFAZ DASTOOR and another versus FEDERATION OF PAKISTAN and others- Constitutional Validity of Anti-Defection Law (Article 63A) and Disqualification for Floor-Crossing
Sitting Panel: Ajmal Mian, C.J., Saiduzzaman Siddiqui, Irshad Hasan Khan, Raja Afrasiab Khan, Mamoon Kazi, Sh. Riaz Ahmad and Ch. Muhammad Arif, JJ The Supreme Court, by a majority, upheld the validity of Article 63A of the Constitution of Pakistan, which concerns the disqualification of members of a parliamentary party