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Technical Advisory Body (TAB)

2020 TAB Assessment

2020 Programme Applications

From 23 March to 20 April 2020, ICAO invited emissions unit programmes to apply for assessment by the TAB against the CORSIA Emissions Unit Criteria (EUC).

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


  1. Architecture for REDD+ Transactions
  2. BioCarbon Fund Initiative for Sustainable Forest Landscapes
  3. Cercarbono
  4. Compte CO2
  5. Joint Crediting Mechanism between Japan and Mongolia
  6. Olkaria IV Geothermal Project
  7. Perform, Achieve, and Trade Scheme
  8. Regional Greenhouse Gas Initiative

In addition to the eight new programme applications above, ICAO received two material updates to previously-assessed programmes:

1. Forest Carbon Partnership Facility

2. Verified Carbon Standard (managed by Verra)

2020 Public Comments

On 29 May 2020, ICAO invited the public to submit comments on the responses to the call for applications, including regarding their alignment with the EUC.

The deadline for submitting comments was Friday 26 June, 2020. Stakeholders were invited to use this TAB Public Comment Template Form to provide structured comments.

Public comments received during this assessment cycle, including commenter names and organizations, will be published on the ICAO CORSIA website following the decision by Council in respect of TAB's eligibility recommendations for this cycle.

ICAO reserves its rights to excude from publication any submissions that are inconsistent with these guidelines, or which contain information that can be perceived as offensive, defamatory, and/or third-party advertising (e.g. spam).

All comments received by the deadline are considered in full, but due to time contraints, ICAO is unable to provide individualized responses.

Call for Applications

ICAO invited emissions unit programmes to apply for assessment against the CORSIA Emissions Unit Criteria (EUC). To apply, emissions unit programmes completed the application forms below and submitted them to by 20 April 2020. The next call for applications is foreseen to begin in January 2021.

Application Form for Emissions Unit Programmes

Application Form, Appendix A - Supplementary Information

Application Form, Appendix B - Programme Assessment Scope

Application Form, Appendix C - Programme Exclusions Scope

2020 Webinars

Webinar on Understanding CORSIA Eligible Emissions Units

On Friday 7 August 2020, ICAO held a webinar to inform stakeholders about the ICAO Document "CORSIA Eligible Emissions Units", to introduce its contents and their relationship to the CORSIA Emissions Unit Eligiblity Criteria and work of the Technical Advisory Body (TAB). The webinar also explored the roles of ICAO, including TAB, and CORSIA Eligible Emissions Unit Programmes and Programme Registries in ongoing eligibility management.

Webinar for Emissions Unit Programmes

On Friday 3 April, 2020, ICAO held a webinar for emissions unit programmes to learn more about the application process for the assessment by the TAB.

2019 TAB Assessment

From 14 June to 12 July 2019, ICAO invited emissions unit programmes to apply for assessment by the TAB. Detailed information about that assessment can be accessed from this page.


Technical Advisory Body (TAB)

Assembly Resolution A40-19 requested the ICAO Council to develop and update the ICAO document referenced in Annex 16, Volume IV related to the eligible emissions units for use by the CORSIA, considering the recommendations of the TAB.


TAB Terms of Reference

TAB Procedures
List of TAB M​embers

TAB Work Programme and Timeline

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