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Diplomatic Bodies
  • ICAO Assembly (193 States)
  • Sessions of the Assembly
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  • ICAO Council (36 States)
  • President of the Council
  • Sessions of the Council
  • Council State Representatives
  • Air Navigation Commission
ICAO Secretariat
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  • 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
  • Aviation Delivers Seamless, Accessible, and Reliable Mobility for All
  • No Country Left Behind
  • • Capacity Development and Implementation Support
  • The International Civil Aviation Convention and Other Treaties, Laws and Regulations Address All Challenges
  • The Economic Development of Air Transport Assures the Delivery of Economic Prosperity and Societal Well-Being for All
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
  • Twenty-First Symposium and Exhibition on the ICAO Traveller Identification Programme (TRIP)
  • ICAO/EASA Third Global RSOO/RAIO Forum for Aviation Safety
  • ICAO Air Navigation World (ANW) 2026 – Air Traffic Flow Management (ATFM)
  • ICAO Air Navigation World (ANW) 2026 – Communications, Navigation, Surveillance and Spectrum Symposium (CNSS)
Event Information
  • Host your Event at ICAO
  • View the full list of Coming and Past Meetings & Events
Resources
Resources
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  • Publications
  • Annual Reports of the Council
  • Safety Audit Results - Interactive
  • Aviation Benefits Report
  • Economic Facts and Figures
  • Global Aviation Safety Plan
  • Safety Reports
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  • ICAO Data+
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  • Databases and Studies
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Aviation System Block Upgrades

The Aviation System Block Upgrades - ASBUs (Edition March 2013) incorporates the Recommendations from the AN-Conf/12. 

Disclaimer

Please note, the Working Document for the Aviation System Block Upgrades (ASBUs) posted on this website is unofficial and subject to change. Official version will be posted following the 38th Assembly of ICAO to be held from 24 September to 4 October, 2013.

 

Information Papers on Technology Roadmaps

COMMUNICATIONS ROADMAP ANConf.12.IP.002.1.1.en
NAVIGATION ROADMAP  ANConf.12.IP.003.1.1.en
SURVEILLANCE ROADMAP ANConf.12.IP.004.1.1.en
AVIONICS ROADMAP ANConf.12.IP.005.1.1.en
INFORMATION MANAGEMENT (IM) ROADMAP ​ANConf.12.IP.006.1.1.en

 

 

VERSION 4 SAMPLE TEMPLATE OF THE AIR NAVIGATION REPORT FORM (ANRF)


 

 

National ASBU implementation Plan- Guidance on Elements, Equipage and Measurement

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