Entry into force and duration of the Additional Protocol to the General Regulations of the Universal Postal Union This Additional Protocol shall come into force on 1 March 2024 (with the exception of article XV, which shall come into force on 1 January 2024) and shall remain in force for an indefinite period.
In witness whereof the plenipotentiaries of the governments of the member countries have drawn up this Additional Protocol, which shall have the same force and the same validity as if its provisions were inserted in the text of the General Regulations itself, and they have signed it in a single original which shall be deposited with the Director General of the International Bureau. A copy thereof shall be delivered to each member country by the International Bureau of the Universal Postal Union.