[Article 66] Federal Constitution 66 (4a) If a Bill is not assented to by the Yang di-Pertuan Agong within the time specified in Clause (4), it shall become law at the expiration of the time specified in that Clause in the like manner as if he had assented thereto. (4b) (Repealed). (5) A Bill shall become law on being assented to by the Yang di-Pertuan Agong or as provided in Clause (4a), but no law shall come into force until it has been published, without prejudice, however, to the power of Parliament to postpone the operation of any law or to make laws with retrospective effect. (6) Nothing in this Article or in Article 68 shall invalidate any law confirming an undertaking given by the Federal Government to the effect that a Bill to which the undertaking relates shall not be presented to the Yang di-Pertuan Agong for his assent except in accordance with the undertaking. Restriction on introduction of Bills and moving of amendments involving taxation, expenditure, etc. 67. (1) A Bill or amendment making provision (whether directly or indirectly) for— (a) imposing or increasing any tax or abolishing, reducing or remitting any existing tax; (b) the borrowing of money, or the giving of any guarantee, by the Federation, or the amendment of the law relating to the financial obligations of the Federation; (c) the custody of the Consolidated Fund, the charging of any money on the Consolidated Fund or the abolition or alteration of any such charge; (d) the payment of moneys into the Consolidated Fund or the payment, issue or withdrawal from the Consolidated Fund of any moneys not charged thereon, or any increase in the amount of such a payment, issue or withdrawal; (e) the compounding or remission of any debt due to the Federation; (f) the assignment of a tax or fee or the making of a grant to any State;