The Charter was amended on 23 May 2021. The Assembly of the South Pacific ratified the amendment on 21 April 2021:

CHARTER OF THE PARTNERSHIP FOR SOVEREIGNTY

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Article II. Setting Vote Recommendations.

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Section 3. After discussion, any representative may motion for a vote on a vote recommendation, such a vote will last 24 hours or until all members have voted. A vote recommendation includes the option preferred by the parties and the reasoning published for the recommendation. In order to issue a recommendation, 60% of voting representatives must support the recommendation a quorum of one-half of delegations must be reached, and three-fifths of non-abstaining representatives must support the recommendation. If the proposed vote recommendation does not reach this threshold, the Partnership will not issue a vote recommendation on that Security Council proposal.

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Article IV. Membership Guidelines.

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Section 2. Following discussion of the application, a 72 hour vote will be held and, if three-fourths of voting delegations concur non-abstaining delegations concur, with a quorum of one-half of voting delegations, the region shall be admitted.

Section 3. Should an application vote fail to reach quorum, discussion of the application shall continue for one week, after which a second vote is held. Should the second vote fail to reach quorum, the application is automatically rejected.