Artikel IX

(a). Any proposal to introduce modifications in this Agreement, whether emanating from a member, a Governor or the Executive Directors, shall be communicated to the Chairman of the Board of Governors who shall bring the proposal before the Board. If the proposed amendment is approved by the Board, the Association shall, by circular letter or telegram, ask all members whether they accept the proposed amendment. When three-fifths of the members, having four-fifths of the total voting power, have accepted the proposed amendments, the Association shall certify the fact by formal communication addressed to all members.
(b). Notwithstanding (a) above, acceptance by all members is required in the case of any amendment modifying
(i) the right to withdraw from the Association provided in Article VII, Section 1;
(ii) the right secured by Article III, Section 1 (c);
(iii) the limitation on liability provided in Article II, Section 3.
(c). Amendments shall enter into force for all members three months after the date of the formal communication unless a shorter period is specified in the circular letter or telegram.