Registration to Rio+20

Pre-registration to Rio+20 is now closed (as of 27 may 2012).

Print Confirmation letter
Please note that a copy of your confirmation letter with a personal confirmation number and a valid photo ID or national passport is required in order to check in at the registration desk at the Rio+20 Conference.

If you do not already have this letter, you can print it by following these steps (after you have completed your pre-registration):

  • Step 1. Login to CSO Net
  • Step 2. Click on "Registrations", and on Rio+20
  • Step 3. Click on "View Confirmation Letter" and then print it out

* Forgot your password to CSO Net? Visit

See our Frequently Asked Questions (FAQ) for more information.

Related Documents

Consolidated List of Non ? Governmental Organizations and Other Major Groups Accredited to the World Summit on Sustainable Development at Prepcoms II, III and IV

E/2011/INF/4 - List of non-governmental organizations in consultative status with the Economic and Social Council as of 1 September 2011

Non-governmental organizations on the roster for the purposes of the work of the Commission on Sustainable Development (CSD Roster list)

Preliminary information to participants on the Rio+20 Conference

Registration & Accreditation
Please be reminded that pre-registration (closed as of 27 May 2012) is required for all participants accessing Rio Centro, including speakers and panellists for side events and those that will participate in the Brazilian-led dialogue days.

More information about Major Groups participation at our FAQs.

Please bear in mind that several countries require visa and that a confirmation letter is needed to get this visa free of charge.

The United Nations Conference on Sustainable Development, "Rio +20", will be held in Rio de Janeiro, Brazil, from 20 to 22 June 2012. The conference will be preceded by the third Preparatory Committee meeting of the Conference, from 13 to 15 June 2012.

Other important information

Your organization is responsible for making the necessary arrangements for your travel and accommodation, including travel within metropolitan Rio de Janeiro, Brazil. Due to the large number of participants, reservations should be made well in advance. Likewise, representatives should ensure that they have adequate medical insurance prior to their arrival in Brazil.

You are also responsible for ensuring that you meet the necessary visa requirements for entry into Brazil. Representatives requiring a visa are advised to apply as early as possible to ensure adequate time for processing and travel (please note that visas issued to citizens of certain countries must be used within 90 days of the issuance date). As part of the visa application, you will be required to attach copies of your official confirmation letter to Rio+20, provided electronically upon approved pre-registration.

For questions, contact the Rio +20 Secretariat by e-mail:

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