Find out about navigation specifications, authorisations, certificates, databases and installations.
Performance-based communications and surveillance
Find out about common regional virtual network, performance-based communications and surveillance and datalink communications.
North Atlantic high level airspace operations
Learn about the approvals required for flying across the North Atlantic and what equipment you need to have.
Rules and regulations
See the rules for communications, navigation, surveillance and air traffic management (CNS/ATM).
Find out how to apply for navigation approval and the steps in the application process.
Part 91 of CASR
Part 91 of CASR applies to all aviation operations except drones. It sets out rules designed to enhance flexibility and safety.
Part 143 of CASR
Part 143 of CASR sets out the certification and approval requirements and operating rules for air traffic services training providers.
Part 172 of CASR
Part 172 of CASR sets out requirements for the approval of air traffic services providers.