Article 1
(1) The Federation shall be known, in Malay and in English, by the name Malaysia.

(2) The States of the Federation shall be Johore, Kedah, Kelantan, Malacca, Negeri Sembilan, Pahang, Penang, Perak, Perlis, Sabah, Sarawak, Selangor and Trengganu.

(3) Subject to Clause (4), the territories of each of the States mentioned in Clause (2) are the territories comprised therein immediately before Malaysia Day.

(4) The territory of the State of Selangor shall exclude the Federal Territory of Kuala Lumpur established under the Constitution (Amendment) (No. 2) Act 1973 and the territory of the State of Sabah shall exclude the Federal Territory of Labuan established under the Constitution (Amendment) (no. 2) Act 1984, and both the said Federal Territories shall be territories of the Federation.

Article 2
Parliament may by law -

(1) admit other States to the Federation;

(2) alter the boundaries of any State, but a law altering the boundaries of a State shall not be passed without the consent of that State (expressed by a law made by the Legislature of that State) and of the Conference of Rulers.

Article 3
(1) Islam is the religion of the Federation; but other religions may be practised in peace and harmony in any part of the Federation.

(2) In every State other than States not having a Ruler the position of the Ruler as the Head of the religion of Islam in his State in the manner and to the extent acknowledged and declared by the Constitution, all rights, privileges, prerogatives and powers enjoyed by him as Head of that religion, are unaffected and unimpaired; but in any acts, observance or ceremonies with respect to which the Conference of Rulers has agreed that they should extend to the Federation as a whole each of the other Rulers shall in his capacity of Head of the religion of Islam authorize the Yang di-pertuan Agong to represent him.

(3). The Constitution of the States of Malacca, Penang, Sabah and Sarawak shall each make provision for conferring on the Yang di-Pertuan Agong shall be Head of the religion of Islam in that State.

(4) Nothing in this Article derogates from any other provision of this Constitution.

(5) Notwithstanding anything in this Constitution the Yang di-Pertuan Agong shall be the Head of the religion of Islam in the Federal Territories of Kuala Lumpur and Labuan; and for this purpose Parliament may by law make provisions for regulating Islamic religious affairs and for constituting a Council to advise the Yang di-Pertuan Agong in matters relating to the religion of Islam.

Article 4
(1) This Constitution is the supreme law of the Federation and any law passed after Merdeka Day which is inconsistent with this Constitution shall, to the extent of the inconsistency, be void.

(2) The validity of any law shall not be questioned on the ground that -

(3) The validity of any law made by Parliament or the Legislature of any State shall not be questioned on the ground that it makes provision with respect to any matter with respect to which Parliament or, as the case may be, the Legislature of the State has no power to make laws, except in proceedings for a declaration that the law is invalid on that ground or -

(4) Proceedings for a declaration that a law is invalid on the ground mentioned in Clause (3) (not being proceedings falling within paragraph (a) or (b) of the Clause) shall not be commenced without the leave of a judge of the Supreme Court; and the Federation shall be entitled to be a party to any such proceedings, and so shall any State that would or might be a party to proceedings brought for the same purpose under paragraph (a) or (b) of the Clause.