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First Additional Protocol to the General Regulations of the Universal Postal Union

Date modified	Regarding
02-02-2026	Party
Toon meer van:Details Party Montenegro added Ratification: 11-08-2025 (A) Entry into force: 11-08-2025 Reservations / Declarations: No Objections: No
19-12-2023	New treaty
Toon meer van:Details General information Entry into force: 01-01-2018 Kingdom part Netherlands (in Europe) Provisional application: 01-01-2018 Entry into force: 30-08-2018 Netherlands (Bonaire) Provisional application: 01-01-2018 Entry into force: 30-08-2018 Netherlands (Sint Eustatius) Provisional application: 01-01-2018 Entry into force: 30-08-2018 Netherlands (Saba) Provisional application: 01-01-2018 Entry into force: 30-08-2018 Aruba Provisional application: 01-01-2018 Entry into force: 30-08-2018 Curaçao Provisional application: 01-01-2018 Entry into force: 30-08-2018 Sint Maarten Provisional application: 01-01-2018 Entry into force: 30-08-2018 Party Afghanistan Ratification: 04-06-2018 (A) Entry into force: 04-06-2018 Albania Signature: 06-10-2016 Ratification: 15-08-2023 (R) Entry into force: 15-08-2023 Algeria Signature: 06-10-2016 Angola Signature: 06-10-2016 Argentina Signature: 06-10-2016 Armenia Signature: 06-10-2016 Ratification: 24-07-2023 (R) Entry into force: 24-07-2023 Australia Signature: 06-10-2016 Ratification: 24-10-2018 (R) Entry into force: 24-10-2018 Bahrain Signature: 06-10-2016 Bangladesh Signature: 06-10-2016 Barbados Signature: 06-10-2016 Ratification: 06-12-2018 (R) Entry into force: 06-12-2018 Belarus Signature: 06-10-2016 Ratification: 12-01-2018 (R) Entry into force: 12-01-2018 Belgium Signature: 06-10-2016 Ratification: 28-07-2022 (R) Entry into force: 28-07-2022 Benin Signature: 06-10-2016 Bhutan Signature: 06-10-2016 Bosnia and Herzegovina Signature: 06-10-2016 Ratification: 06-08-2020 (R) Entry into force: 06-08-2020 Brazil Ratification: 11-12-2017 (A) Entry into force: 01-01-2018 Brunei Signature: 06-10-2016 Bulgaria Signature: 06-10-2016 Ratification: 29-03-2018 (R) Entry into force: 29-03-2018 Burkina Faso Signature: 06-10-2016 Burundi Signature: 06-10-2016 Cambodia Signature: 06-10-2016 Cameroon Signature: 06-10-2016 Canada Signature: 06-10-2016 Ratification: 15-03-2019 (R) Entry into force: 15-03-2019 Central African Republic Signature: 06-10-2016 Chad Signature: 06-10-2016 Chile Signature: 06-10-2016 China Signature: 06-10-2016 Colombia Signature: 06-10-2016 Comoros Signature: 06-10-2016 Costa Rica Signature: 06-10-2016 Côte d'Ivoire Signature: 06-10-2016 Croatia Signature: 06-10-2016 Ratification: 17-04-2019 (R) Entry into force: 17-04-2019 Cuba Signature: 06-10-2016 Cyprus Signature: 06-10-2016 Czech Republic Signature: 06-10-2016 Ratification: 09-08-2021 (R) Entry into force: 09-08-2021 Denmark Signature: 06-10-2016 Djibouti Signature: 06-10-2016 Dominican Republic Signature: 06-10-2016 Ecuador Signature: 06-10-2016 Egypt Signature: 06-10-2016 Equatorial Guinea Signature: 06-10-2016 Estonia Signature: 06-10-2016 Eswatini Signature: 06-10-2016 Ethiopia Signature: 06-10-2016 Fiji Signature: 06-10-2016 Finland Ratification: 15-03-2019 (A) Entry into force: 15-03-2019 France Signature: 06-10-2016 Gambia, The Signature: 06-10-2016 Germany Signature: 06-10-2016 Ratification: 03-08-2019 (R) Entry into force: 03-08-2019 Ghana Signature: 06-10-2016 Greece Signature: 06-10-2016 Grenada Signature: 06-10-2016 Guatemala Signature: 06-10-2016 Guinea Signature: 06-10-2016 Holy See Signature: 06-10-2016 Hungary Ratification: 01-06-2023 (A) Entry into force: 01-06-2023 India Signature: 06-10-2016 Ratification: 16-01-2020 (R) Entry into force: 16-01-2020 Indonesia Signature: 06-10-2016 Ratification: 10-04-2019 (R) Entry into force: 10-04-2019 Iran Signature: 06-10-2016 Iraq Signature: 06-10-2016 Israel Signature: 06-10-2016 Ratification: 14-06-2023 (R) Entry into force: 14-06-2023 Italy Signature: 06-10-2016 Japan Signature: 06-10-2016 Ratification: 01-06-2017 (R) Entry into force: 01-01-2018 Jordan Signature: 06-10-2016 Kazakhstan Signature: 06-10-2016 Kenya Signature: 06-10-2016 Kuwait Signature: 06-10-2016 Laos Signature: 06-10-2016 Latvia Signature: 06-10-2016 Ratification: 18-01-2019 (R) Entry into force: 18-01-2019 Lebanon Signature: 06-10-2016 Liechtenstein Signature: 06-10-2016 Ratification: 24-10-2018 (R) Entry into force: 24-10-2018 Luxembourg Signature: 06-10-2016 Madagascar Signature: 06-10-2016 Malaysia Signature: 06-10-2016 Maldives Signature: 06-10-2016 Mali Signature: 06-10-2016 Mauritania Signature: 06-10-2016 Mexico Signature: 06-10-2016 Moldova Ratification: 11-05-2018 (A) Entry into force: 11-05-2018 Monaco Signature: 06-10-2016 Morocco Signature: 06-10-2016 Mozambique Signature: 06-10-2016 Namibia Signature: 06-10-2016 Nepal Signature: 06-10-2016 New Zealand Signature: 06-10-2016 Niger Signature: 06-10-2016 North Macedonia Signature: 06-10-2016 Norway Signature: 06-10-2016 Ratification: 01-11-2022 (R) Entry into force: 01-11-2022 Oman Signature: 06-10-2016 Pakistan Signature: 06-10-2016 Panama Signature: 06-10-2016 Paraguay Signature: 06-10-2016 Poland Signature: 06-10-2016 Portugal Signature: 06-10-2016 Qatar Signature: 06-10-2016 Republic of Korea, the Signature: 06-10-2016 Ratification: 09-01-2018 (R) Entry into force: 09-01-2018 Republic of the Congo Signature: 06-10-2016 Romania Signature: 06-10-2016 Russian Federation Signature: 06-10-2016 Ratification: 22-12-2017 (R) Entry into force: 01-01-2018 Saint Lucia Signature: 06-10-2016 San Marino Signature: 06-10-2016 Saudi Arabia Signature: 06-10-2016 Ratification: 12-03-2020 (R) Entry into force: 12-03-2020 Senegal Signature: 06-10-2016 Serbia Signature: 06-10-2016 Ratification: 22-11-2018 (R) Entry into force: 22-11-2018 Seychelles Signature: 06-10-2016 Sierra Leone Signature: 06-10-2016 Singapore Signature: 06-10-2016 Ratification: 01-10-2018 (R) Entry into force: 01-10-2018 Slovakia Signature: 06-10-2016 Ratification: 22-11-2017 (R) Entry into force: 01-01-2018 Slovenia Signature: 06-10-2016 Ratification: 15-07-2019 (R) Entry into force: 15-07-2019 South Africa Signature: 06-10-2016 Spain Signature: 06-10-2016 Ratification: 18-03-2021 (R) Entry into force: 18-03-2021 Sri Lanka Signature: 06-10-2016 Sudan Signature: 06-10-2016 Switzerland Signature: 06-10-2016 Ratification: 17-10-2018 (R) Entry into force: 17-10-2018 Tanzania Signature: 06-10-2016 Thailand Signature: 06-10-2016 Timor-Leste Signature: 06-10-2016 Togo Signature: 06-10-2016 Tonga Signature: 06-10-2016 Türkiye Signature: 06-10-2016 Uganda Signature: 06-10-2016 Ukraine Signature: 06-10-2016 United Arab Emirates Signature: 06-10-2016 Ratification: 18-10-2019 (R) Entry into force: 18-10-2019 United Kingdom Signature: 06-10-2016 United States of America Signature: 06-10-2016 Ratification: 28-06-2022 (R) Entry into force: 28-06-2022 Uruguay Signature: 06-10-2016 Ratification: 02-08-2017 (R) Entry into force: 01-01-2018 Uzbekistan Signature: 06-10-2016 Ratification: 17-12-2018 (R) Entry into force: 17-12-2018 Vietnam Signature: 06-10-2016 Ratification: 03-12-2018 (R) Entry into force: 03-12-2018 Yemen Signature: 06-10-2016 Zambia Signature: 06-10-2016 Zimbabwe Signature: 06-10-2016 Netherlands, the Kingdom of the Signature: 06-10-2016 Ratification: 30-08-2018 (R) Entry into force: 30-08-2018 Reservations / Declarations: Yes Objections: No reservation 30-08-2018 The Kingdom of the Netherlands declares that the Constitution of the Universal Postal Union as well as the General Regulations of the Postal Union and the Universal Postal Convention will apply for the Caribbean part of the Netherlands (the islands of Bonaire, Sint Eustatius and Saba), and for Aruba, Curaçao and Sint Maarten, and that the Postal Payment Services Agreement will apply for the Caribbean part of the Netherlands (the islands of Bonaire, Sint Eustatius and Saba), and Curaçao, in accordance with the provisions of the General Agreement on Trade in Services of the World Trade Organization.

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