Intergovernmental organizations and other entities that have received a standing invitation to participate as observers in the sessions and work of the General Assembly or intergovernmental organizations accredited to the UN Conferences/Meetings listed below are accredited to participate in the Conference:

  • the World Summit on Sustainable Development
  • the United Nations Conference on the Midterm Comprehensive Review of the Implementation of the Objectives of the International Decade for Action, “Water for Sustainable Development”, 2018–2028
  • the United Nations Conference on Sustainable Development
  • the intergovernmental conference on an international legally binding instrument under the United Nations Convention on the Law of the Sea on the conservation and sustainable use of marine biological diversity of areas beyond national jurisdiction
  • the United Nations Conference on Straddling Fish Stocks and Highly Migratory Fish Stocks
  • the Review Conference on the Agreement for the Implementation of the Provisions of the United Nations Convention on the Law of the Sea of 10 December 1982 relating to the Conservation and Management of Straddling Fish Stocks and Highly Migratory Fish Stocks
  • the international meeting entitled “Stockholm+50: a healthy planet for the prosperity of all – our responsibility, our opportunity”
  • the 2017 and 2022 United Nations Conferences to Support the Implementation of Sustainable Development Goal 14: Conserve and sustainably use the oceans, seas and marine resources for sustainable development
  • the United Nations conferences on the sustainable development of small island developing States (SIDS): Global Conference on the Sustainable Development of Small Island Developing States, 26 April-6 May 1994, Bridgetown, Barbados; International Meeting to Review the Implementation of the Programme of Action for the Sustainable Development of Small Island Developing States, 10-14 January 2005, Port Louis, Mauritius; and/or Third International Conference on Small Island Developing States, 1-4 September 2014, Apia, Samoa; 4th International Conference on Small Island Developing States, 27 – 30 May 2024, St. John’s, Antigua and BarbudaPlease find the full list of accredited organizations here (updated 8 April 2026)
  • Pre-Registration Opens: 1 October 2026
  • Pre-Registration Closes: 13 November 2026
  • Online Onsite registration in Abu Dhabi opens: 3 December 2026

(A) Those organizations that fall within one of the categories listed above and are already enrolled in the online “eRegistration” system may follow the same procedure for States, through the “designated eRegistration focal points” of the organizations or their respective Observer Offices in New York, who have access to the eRegistration system.

(B) Those organizations that fall within one of the categories listed above and that have not enrolled in the online “eRegistration” system must request temporary access to the system in advance to register to the Conference. Requests for temporary access to the eRegistration system must be received by the Protocol Office.

To request temporary access to the eRegistration system, a letter (stamped and signed by the head of the organization) must be sent to the Chief of Protocol (Ms. Beatrix Kania) at unprotocol@un.org providing a designated focal point for the organization (with name, functional title, contact number (work and mobile) and an official email address) to receive temporary access to the eRegistration system. For detailed instructions, please refer to the guidelines for applying for an eRegistration account under temporary access only, posted on the website of the Protocol and Liaison Service, available here.  The deadline for application for temporary access to the eRegistration system is 30 October 2026.

Delegations wishing to obtain information on the eRegistration system may refer to the updated guidelines on e-registration and the frequently asked questions on the Protocol website at www.un.org/dgacm/en/content/protocol/meetings.

Check important information related to mandatory host country registration, Visa and accommodation here: https://sdgs.un.org/conferences/water2026/participate/attending-the-conference