Claim: The appellant of The Public Prosecutor v Taw Cheng Kong case, a landmark case decided by Singapore's highest court and its court of final appeal, insisted that he was already convicted under one of the sections in the PCA which relates to the Article 12(1) of the Constitution.
Evidence: Public Prosecutor v. Taw Cheng Kong is a landmark case decided in 1998 by the Court of Appeal of Singapore which shaped the landscape of Singapore's constitutional law. The Court of Appeal of the Republic of Singapore is the nation's highest court and its court of final appeal. The appellant also contended that he had been convicted under section 37(1) of the PCA which discriminated against him "as a Singapore citizen in derogation of his rights under Art 12 of the Constitution".