s 9 Certain provisions of Convention to have force of law
9.—(1) Notwithstanding anything to the contrary in any written law, the provisions of Articles 18, 19, 20, 21(a) (with Article 22 as it applies to Article 21(a)), 23(1) and 24 shall have the force of law. (2) Nothing in Article 24(1) of the Convention shall be construed as —(a) entitling the Centre to import into Singapore goods free of any customs duty without restriction on their subsequent sale therein; (b) conferring on the Centre any exemption from taxes or duties which form part of the price of goods sold; or (c) conferring on the Centre any exemption from taxes or duties which are in fact no more than charges for services rendered. (3) For the purposes of Articles 20 and 21(a) of the Convention as given the force of law by this section, a statement to the effect that the Centre has waived an immunity in the circumstances specified in the statement, being a statement certified by the Secretary-General of the Centre, or by the person acting as Secretary-General, shall be conclusive evidence of such waiver.