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  • Regional Offices
Global Priorities
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  • Every Flight is Safe and Secure
  • Aviation is Environmentally Sustainable
  • • CORSIA
  • • State Action Plans for Aviation CO2 Reduction
  • • Finvest Hub
  • Seamless, Accessible, and Reliable Mobility
  • No Country Left Behind
  • • Capacity Development and Implementation Support
  • Comprehensive Legal Framework
  • Economic Development
Enablers
  • ICAO Continuous Improvement
  • Innovation in Aviation
  • Next Generation Aviation Professionals
  • Gender Equality
  • ICAO Global Ambassadors Programme
  • ICAO Training
  • Partnerships and Resource Mobilization
Events
Featured Events
  • ICAO/AWG Joint Regional Workshop on Cross-Border Transferability of Aircraft (XBT) and Compliance with the Cape Town Convention (CTC)
  • ICAO Global Implementation Support Symposium 2026
  • Fourteenth Meeting of the Facilitation Panel (FALP/14)
  • 4th Civil Aviation Legal Advisers Forum (CALAF/4)
  • View the Full List of Coming and Past meetings and Events
  • Host your event at ICAO
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Technical Advisory Body - 2023 assessment

Material Changes to Previously-Assessed Programmes (submitted by September 2023)

 

Four programmes submitted procedural updates for TAB's assessment in August and September 2023.

  1. American Carbon Registry
  2. Climate Action Reserve
  3. Gold Standard
  4. Verified Carbon Standard
     

Additionally, in September 2023 one programme submitted updated information relevant for the assessment of its re-application:

  1. SOCIALCARBON
     

TAB Recommendations

TAB submitted its report to Council in January 2024. After consideration, Council accepted TAB's recommendations and approved the associated updates to the ICAO document "CORSIA Eligible Emissions Units." TAB recommendations in the TAB Report (January 2024) are available below.



 

Clarification of TAB's criteria interpretation

The document "Clarification of TAB's criteria interpretation contained in TAB Reports" consolidates TAB’s further interpretations of the CORSIA Emissions Units Eligibility Criteria and associated Guidelines for Criteria Interpretation, including specific approaches taken to apply criteria and guidelines during the TAB’s assessments, which form the basis of TAB’s recommendations to the ICAO Council on eligible emissions units. The latest version of this document is available here.
 

2023 Programme Applications and Material Changes to Previously-Assessed Programmes

From 24 February to 31 March 2023, ICAO invited emissions unit programmes to apply for assessment by the Technical Advisory Body (TAB) against the CORSIA Emissions Unit Criteria (EUC) to supply CORSIA Eligible Emissions Units for the 2024 – 2026 compliance period (first phase).

ICAO received eleven responses to the call for applications. The responses provided - except for the information labeled as business confidential - are included below:

  1. Biocarbon Fund Initiative for Sustainable Forest Landscapes
  2. Biocarbon Registry
  3. Carbonpath
  4. Cercarbono
  5. Forest Carbon Partnership Facility
  6. International Carbon Registry
  7. J-Credit
  8. KCCI Carbon Standard
  9. Premium Thailand Voluntary Emission Reduction Program
  10. Riverse
  11. SOCIALCARBON
     

In addition to the applications above, ICAO received three material updates to  previously-assessed programmes for TAB's assessment by April 2023.

  1. Biocarbon Fund Initiative for Sustainable Forest Landscapes
  2. Global Carbon Council
  3. SOCIALCARBON
     

TAB Recommendations

TAB submitted its report to Council in November 2023. After consideration, Council accepted TAB's recommendations and approved the associated ICAO document "CORSIA Eligible Emissions Units." TAB recommendations in the TAB Report (September 2023) are available below.


 

 
Registry Attestations

Signed Emissions Unit Programme Registry Attestation from programmes approved by Council in November 2023 are available below:

  1. Biocarbon Fund Initiative for Sustainable Forest Landscapes
  2. SOCIALCARBON
     

Public Comments

From 4 May to 3 June 2023, ICAO invited the public to submit comments on responses to the call for 2023 applications and material updates, regarding their alignment with the EUC.

Public comments received during that period, including commenter  names and organizations, are published following the decision  by the Council in respect of TAB's eligibility recommendations for this cycle.

ICAO reserves its rights to exclude from publication any submissions that are inconsistent with the guidelines, or which contain information that can be perceived as offensive, defamatory, and/or third-party advertising. ICAO will not consider any submission from the public that requests confidential treatment of all, or a substantial part, of the submission. All comments reflect the views and opinions of the writer and does not in any mean reflect TAB or ICAO views. All comments are published as received.

ICAO received public comments from 2 organizations, which are available in a consolidated form here.
 

2023 Webinar for Emissions Unit Programmes

Understanding CORSIA Eligible Emissions Units

On March 8, 2023 ICAO held a webinar to inform stakeholders about the TAB assessment process, key documents for understanding CORSIA Eligibility, recent developments and next steps in the work of the TAB.

  • Webinar Presentation
  • Webinar Recording
  • FAQs


Application and Re-application Forms

Programmes that are interested to supply CORSIA Eligible Emissions Units can apply for assessment by the Technical Advisory Boday against the CORSIA Emissions Unit Criteria (EUC) during the annual call for applications.

New applicants are requested to use the below listed forms:

  • Application Form
  • Application Form Appendix A - Supplementary Information
  • Application Form Appendix B - Programme Assessment Scope
  • Application Form Appendix C - Programme Exclusion Scope
  • Application Form Appendix D - Registry Attestation

Re-applicants (any programme that submitted its application(s) in previous assessment cycles and would like to re-apply for TAB assessment) are requested to use the forms below:

  • Re-application Form
  • Re-Application Form Appendix A - Supplementary Information
  • Re-application Form Appendix B - Programme Assessment Scope
  • Re-application Form Appendix C - Programme Exclusion Scope
  • Re-application Form Appendix D - Registry Attestation


Material Change Form

Programmes which are approved to supply CORSIA Eligible Emissions Units are encouraged to use the Material Change Form to inform TAB of any material changes, the procedures for which are described in Section 8 of the TAB Procedures.


Market Monitoring Form

The public is invited to submit comments pertaining to observations of any potential deviation from the Emissions Units Criteria (EUC), CORSIA Eligible Emissions Unit Programme's Scope of Eligibility (as specified in the ICAO document "CORSIA Eligible Emissions Units"), and/or Terms of Eligibility on an on-going basis using this Market monitoring form.
 

Previous TAB Assessments

TAB completed assessments in 2019, 2020, 2021 and 2022. Detailed information about those assessments can be accessed below:

2019 TAB Assessment
2020 TAB Assessment
2021 TAB Assessment
2022 TAB Assessment

Technical Advisory Body (TAB)

  • TAB Terms of Reference
  • TAB Procedures
  • List of TAB M​embers
  • TAB 2023 Work Programme
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