2. Proposals for amendment to this MoU may be made to the SADC Executive Secretary who shall duly notify other Member States of the proposed amendments, at least thirty (30) days in advance of consideration of the amendments by Member States, but such period of notice may be waived by Member States. 3. Amendments to this MoU shall be adopted by consensus all Member States, and shall become effective thirty (30) days after such adoption. \ARTICLE 10 ENTRY INTO FORCE This MoU shall enter into force on the Date of Signature by two thirds of all Member States. ARTICLE 11 ACCESSION This MOU shall remain open for accession by any State subject to Article 8 of the SADC Treaty. ARTICLE 12 WITHDRAWAL Any Member State signatory to this MoU may withdraw from it if it is withdrawing from SADC in accordance with the provisions of Article 34 of the SADC Treaty subject to settling its outstanding liabilities under this MoU as certified by the Executive Secretary of SADC. ARTICLE 13 DEPOSITORY The original texts of this MoU shall be deposited with the Executive Secretary of SADC, who shall transmit certified true copies thereof, to all SADC Member States. 8