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About ICAO
  • Overview
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  • List - ICAO Member States
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  • Report Misconduct
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  • ICAO Assembly (193 States)
  • Sessions of the Assembly
  • Resolutions in Force
  • ICAO Council (36 States)
  • President of the Council
  • Sessions of the Council
  • Council State Representatives
  • Air Navigation Commission
ICAO Secretariat
  • Secretary General
  • Air Navigation Bureau
  • Air Transport Bureau
  • Capacity Development and Implementation Bureau
  • Legal Affairs and External Relations Bureau
  • Administration Bureau
  • Regional Offices
Global Priorities
Strategic Goals
  • 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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  • Safety Audit Results - Interactive
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TAB 2024

2024 Assessment cycle


Material updates

In August 2024, ICAO received material updates from two previously-assessed programmes .

  1. American Carbon Registry
  2. Socialcarbon


Applications

From 5 February to 4 March 2024, 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 labelled as business confidential - are included below.

  1. Asia Carbon Institute
  2. BioCarbon Standard
  3. Carbon Asset Solutions Soil Carbon Methodology
  4. C-Capsule
  5. Ecosystem Restoration Standard
  6. International Carbon Registry
  7. Isometric
  8. KCCI Carbon Standard (KCS) Program
  9. POPLE
  10. Puro.earth
  11. Riverse


Material updates

In addition to the programme applications above, ICAO received eight material updates to previously-assessed programmes, submitted by April 30, 2024:

  1. BioCarbon Fund Initiative for Sustainable Forest Landscape
  2. Cercarbono
  3. Climate Action Reserve
  4. Forest Carbon Partnership Facility
  5. Global Carbon Council
  6. Gold Standard
  7. Premium Thailand Voluntary Emission Reduction Program
  8. Verified Carbon Standard
     

TAB Recommendations

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

 


 

Summary Table

The summary table on CORSIA Eligible Emissions Units presents in a consolidated manner the list of programmes fully or conditionally approved by the ICAO Council to supply units to the Pilot Phase (2021-2023 compliance period) and First Phase (2024-206 compliance period). The table is for information purposes only and is available here.


Public Comments

From 11 April to 11 May 2024 and from 6 May to 6 June 2024, ICAO invited the public to submit comments in responses to the call for applications and material changes, respectively, 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 14 organizations, which are available here.
 

Webinar on updated EUC Guidelines

TAB held a webinar on August 6th, 2024 to inform programmes about the recent updates to the Guidelines for Interpretation of the CORSIA Emissions Unit Eligibility Criteria.

These updated Guidelines will be applied from 2025 in the re-assessment of emission unit programmes seeking eligibility beyond the first phase and be included in the revised Appendix A of the re-assessment form (currently available in its draft version).

  • Webinar presentation

2024 Webinar for Emissions Unit Programmes

Understanding CORSIA Eligible Emissions Units

On February 9, 2024 ICAO organized a webinar to inform stakeholders about the application and assessment processes in 2024, key documents for understanding the CORSIA Eligible Emissions Units, recent developments and next steps in the work of the Technical Advisory Body.

  • Webinar presentation
  • Recording
  • FAQs

Application and re-application forms

New applicants:

  • Application Form 2024
  • Application Form Appendix A – Supplementary Information
  • Application Form Appendix B – Programme Assessment Scope
  • Application Form Appendix C – Programme Exclusions 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 Exclusions 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.
 

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.


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, 2022 and 2023. Detailed information about those assessments can be accessed below:

2019 TAB Assessment
2020 TAB Assessment
2021 TAB Assessment
2022 TAB Assessment
2023 TAB Assessment
 

Technical Advisory Body (TAB)

  • TAB Terms of Reference
  • TAB Procedures
  • List of TAB M​embers
  • TAB 2024 Work Programme
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