IC 038. US 100 101 104. G & S: Telecommunication services, namely, transmission of voice, data and documents, in the field of air traffic control, aeronautical and aircraft navigation, aeronautical telecommunications, and aeronautical information; transmission of voice, information and data over telephone lines

IC 039. US 100 105. G & S: Air traffic control services; emergency assistance relating to air traffic control, namely, providing emergency air traffic control consultation; providing flight arrival and departure information; providing air traffic control information to third parties via the internet and computer networks; airport services, namely, operation and management of air traffic centres, airport terminal, air traffic control towers, flight service stations; air traffic control services in the nature of providing air navigation; support services related to safe aircraft operations, namely, arranging for the dispatch of emergency vehicles

IC 041. US 100 101 107. G & S: Training services in the field of air navigation, aeronautics and air traffic control

IC 042. US 100 101. G & S: Development of air navigation systems for Canada; aeronautical radio navigation services; aviation weather information services; radar detection services; monitoring of automated flight data processing and display systems; support services related to safe aircraft operations, namely, aircraft inspection services and inspection of aircraft operations; research and development services in the field of air navigation

IC 044. US 100 101. G & S: Emergency assistance relating to air traffic control, namely, emergency medical response services

IC 045. US 100 101. G & S: Support services related to safe aircraft operations, namely, reviewing standards and practices of air traffic control to assure compliance with safety laws and regulations; support services related to safe aircraft operations, namely, notifying and monitoring staff, emergency and medical facilities in the event of an air disaster