Information for participants

Pre-registration for the Minamata COP-4 online segment, including submission of the required documentation, should be completed by Friday, 1 October 2021.

Registration platform

Focal points from governments and accredited organizations have received an e-mail containing an exclusive link, through which they can pre-register their delegation in the online system.

They must assign the role for each delegate, as appropriate and as outlined in the invitation letter.

Please make sure to send the official letter of nomination to complete the online registration, addressed to the Executive Secretary, by e-mail as a scanned attachment to:

Once the Secretariat receives the official letter, the pre-registered participant(s) will be validated. Designated speakers and viewers will receive their respective login credentials a few days before the start of the meeting.

The platform used for online participants' registration and management (Kronos) was developed by the Secretariat of the Convention on Biological Diversity (CBD). This system is also used by other Multilateral Environmental Agreements (MEAs) like CITES and the Ozone Secretariat.

For a step-by-step information on the registration process please check the Online Registration User Guide.

Meeting Platform

The plenary sessions of the online segment of COP-4 will take place on the Interprefy platform. To ensure that the platform functions well during the plenary sessions, all delegations and accredited organizations will be required to identify one spokesperson who may take the floor, while other representatives will be directed to participate in the meeting through the live stream link.

Parties and governments

An official nomination letter from the Ministry of Foreign Affairs or a note verbale from the Permanent Mission of the party to the United Nations Office at Geneva will be required for pre-registration. Please send pre-registration documents to

Nominations can be submitted specifically for participation in the online segment of COP-4. Alternatively, they can be submitted for participation in both the online and the in-person segments of the meeting.

Once the Conference of the Parties has agreed on the dates of the in-person segment, an invitation letter specific to the in-person segment will be sent. Parties will then be able to nominate representatives to the in-person segment, or to submit updated nominations for the in-person segment as needed if nominations were previously sent for both segments.

For more information on credentials and assistance to representative of developing-country parties and parties with economies in transition refer to the invitation letter to national focal points and governments .


As per paragraph 6 of Article 23 of the Minamata Convention, any body or agency, whether national or international, governmental or non-governmental, that is qualified in matters covered by the Convention and has informed the secretariat of its wish to be represented at a meeting of the Conference of the Parties as an observer may be admitted unless at least one third of the Parties present object.

If your Organization wishes to attend the fourth meeting of the Conference of the Parties, pre-registration for each participant should be submitted at your earliest convenience and no later than 1 October 2021.

Organizations who were approved to participate in the first, second and third meetings of the Conference of the Parties do not need to resubmit their application for admission. The list of these organizations can be found in documents UNEP/MC/COP.1/INF/16, UNEP/MC/COP.2/INF/19 and UNEP/MC/COP.3/INF/27 .

Other Organizations should submit to the secretariat by e-mail: , at least two months prior to the opening of the meeting, an application for admission as an observer at meetings of the Conference of the Parties, including information demonstrating it is qualified in matters covered by the Convention. The secretariat will screen the applications to check their completeness and conformity with the requirements of the Convention.

Successful applications will be submitted to the fourth meeting of the Conference of the Parties. Further information with regard to the participation of observers in meetings of the Conference of the Parties may be found at: and through the invitation letter to the Minamata COP-4 sent to observers.

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