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

Party

Switzerland added

• Ratification: 10-04-2026 (R)
• Entry into force: 10-04-2026
• Reservations / Declarations: No
• Objections: No

Kingdom part

Aruba added

• Provisional application: 01-01-2026

Curaçao added

• Provisional application: 01-01-2026

Sint Maarten added

• Provisional application: 01-01-2026

Netherlands (in Europe) added

• Provisional application: 01-01-2026

Netherlands (Bonaire) added

• Provisional application: 01-01-2026

Netherlands (Sint Eustatius) added

• Provisional application: 01-01-2026

Netherlands (Saba) added

• Provisional application: 01-01-2026

Information available under Data