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About ICAO
  • Overview
  • Strategic Plan 2026-2050
  • Latest News and Highlights
  • FAQs
  • List - ICAO Member States
  • ICAO Museum
  • ICAO Carbon Calculator
  • Report Misconduct
  • Contact ICAO
Diplomatic Bodies
  • 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
Resources
Resources
  • ICAO E-Library
  • Publications
  • Annual Reports of the Council
  • Safety Audit Results - Interactive
  • Aviation Benefits Report
  • Economic Facts and Figures
  • Global Aviation Safety Plan
  • Safety Reports
  • Global Air Navigation Plan
  • Air Navigation Reports
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CORSIA IMPLEMENTATION
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2020 TAB Assessment

Material Changes to Previously-Assessed Programmes (submitted by August 2020)

Four programmes which were assessed in the 2019 TAB assessment cycle submitted material changes for TAB's assessment to ICAO by 24 August 2020. 
 
1. American Carbon Registry
2. Climate Action Reserve
3. Global Carbon Council
4. Gold Standard

 
Public Comments
In October 2020, ICAO invited the public to submit comments on the material changes, including regarding their alignment with the EUC, using the TAB Public Comment Template Form. 
 
ICAO received three public comments, which are available in a consolidated form here.

 
TAB Recommendations

TAB submitted its third report to Council in January 2021. After consideration, Council accepted TAB's recommendations, and approved the associated ICAO document "CORSIA Eligible Emissions Units." TAB's recommendations in the TAB Report (January 2021) are available in all six ICAO official languages.

 
 
Registry Attestations
Signed Emissions Unit Programme Registry Attestation from programme newly approved by Council in March 2021 is available below:
 
1. Global Carbon Council


2020 Programme Applications and Material Changes to Previously-Assessed Programmes (submitted by April 2020)

From 23 March to 20 April 2020, ICAO invited emissions unit programmes to apply for assessment by 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 changes to previously-assessed programmes submitted by 10 April 2020:
 
1. Forest Carbon Partnership Facility
2. Verified Carbon Standard (managed by Verra)

 
Public Comments
 
In May 2020, ICAO invited the public to submit comments on responses to the call for applications, including regarding their alignment with the EUC. 
 
ICAO received 24 public comments, which are available in a consolidated form here.

 
TAB Recommendations
TAB submitted its second report to Council in October 2020. After consideration, Council accepted TAB's recommendations, and approved the associated ICAO document "CORSIA Eligible Emissions Units." TAB's recommendations in the TAB Report (October 2020)are available in all six ICAO official languages.
 
  
 
Registry Attestations
Signed Emissions Unit Programme Registry Attestation from programme newly approved by Council in October 2020 is available below:
 
1. Architecture for REDD+ Transactions
 
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 Eligibility 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 Recording
  • Webinar Presentation
     
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 TAB.
 
  • Webinar Recording
  • Webinar Presentation
  • TAB Frequently Asked Questions
 

2019 TAB Assessment

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

Technical Advisory Body (TAB)

 

TAB Terms of Reference
TAB Procedures
List of TAB M​embers

TAB Work Programme and Timeline


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