Guidelines & Brochures — Global

Rules of Procedure: IUCN Red List assessment process 2017-2020 (version 3.0)

The Rules of Procedure explains the Red List assessment process, including the roles and responsibilities of Assessors, Reviewers, and Red List Authorities. This document is available in English only.

The Rules of Procedure also includes some policy documents as Annexes (e.g., Policy on Pre-publication Use of Red List Data, Sensitive Data Access Restrictions Policy, etc). Each of these Annexes is made available here as a separate stand-alone document to make these more visible and accessible:

  • Annex 1. Required and Recommended Supporting Information for IUCN Red List Assessments. Available in English.

  • Annex 2. Schematic Illustration of the IUCN Red List Assessment Process. Available in English.

  • Annex 3. Details of the Steps Involved in the IUCN Red List Process: including work involved in pre-assessment, assessment, review, submission to the IUCN Red List Unit, and publication on the IUCN Red List. Available in English.

  • Annex 4. IUCN Red List Assessment Resources. Available in English.

  • Annex 5. Procedure for Handling of Petitions against Current Listings on The IUCN Red List of Threatened SpeciesTM. Available in English.

  • Annex 6. Policy on Use of Pre-Publication Red List Data. Available in English.

  • Annex 7. Sensitive Data Access Restrictions Policy for the IUCN Red List. Available in English.


The revised Rules of Procedure for 2021–2024 will include additional Annexes concerning policies and procedures, one of these, the Conflict of Interest Policy,  is included here as it is already referred to in the current Rules of Procedure:

Annex. Conflict of Interest Policy and Procedures. Available in English.

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