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About ICAO
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
  • ICAO Partnership Programme
  • ICAO API Data Service
  • ICAO Data+
  • ICAO iSTARS
  • Air Transport Monthly Monitor
  • Compendium: Competition Policies/Practices
  • Economic Analyses and Forecasting
  • Databases and Studies
  • Environment Reports
  • Environment Publications
  • ICAO TRIP Strategy Compendium
  • Unmanned Aviation
  • ICAO GIS Aviation Data
Careers
Featured Articles
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Breadcrumb

  1. Homepage
  2. CORSIA
  3. Icao-corsia-act-corsia
  • ENV Homepage
  • CORSIA Homepage
CORSIA IMPLEMENTATION
  • A41-22
  • Annex 16 Volume IV
  • ETM - Volume IV
  • CORSIA Implementation Elements
  • Additional Material for CORSIA Implementation
ACT CORSIA
  • Buddy Partnerships
  • Example Regulatory Framework
  • FAQs
  • Brochure and Leaflets
  • Videos
  • Seminars
  • Online Tutorials
  • Background Information

Assistance, Capacity-building and Training on CORSIA (ACT-CORSIA) Programme

In June 2018, the ICAO Council approved the first edition of Annex 16, Volume IV. At the same time, the Council recognized the need for a coordinated global capacity building initiative under ICAO to ensure that all States are able to implement CORSIA and meet the CORSIA-related monitoring, reporting and verification requirements in Annex 16, Volume IV. To achieve this, ICAO launched its Assistance, Capacity-building and Training on CORSIA (ACT-CORSIA) Programme in July 2018 to harmonize and bring together all relevant actions, and to promote coherence to capacity building efforts for CORSIA implementation. In 2019, 2022, and 2025, the ICAO Assembly recognized the role of ACT-CORSIA and reiterated the importance of a coordinated approach for undertaking capacity-building and assistance activities (see ICAO Assembly Resolution A42-22, paragraph 21).
 
Since the beginning of ACT-CORSIA, ICAO has taken into account the preparedness and readiness of different States, and has endeavoured to identify the States' specific needs in order to develop appropriate capacity-building and training activities. Such activities have been designed in a flexible manner to adjust the delivery of training by offering tailored solutions, while maintaining the overall harmonized approach as per the request of the ICAO Assembly and the Council.
 
ACT-CORSIA encompasses a number of different capacity-building and training activities including CORSIA Buddy Partnerships between States, examples of good practices for CORSIA implementation, frequently asked questions, publications, videos and more. For a complete list of activities click here.
 
See a summary of the ACT-CORSIA initiatives on the leaflet below.
 
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