Chapter 3. Emergency Services

1. Section 1. General
   • 3-1-1. EMERGENCY DETERMINATION
   • 3-1-2. OBTAINING INFORMATION
   • 3-1-3. PROVIDING ASSISTANCE
   • 3-1-4. RESPONSIBILITY
   • 3-1-5. COORDINATION
   • 3-1-6. RECORDING INFORMATION
2. Section 2. Emergency Assistance
   • 3-2-1. INFORMATION REQUIREMENTS
   • 3-2-2. FREQUENCY CHANGES
   • 3-2-3. ALTITUDE CHANGE FOR IMPROVED RECEPTION
   • 3-2-4. VFR AIRCRAFT IN WEATHER DIFFICULTY
   • 3-2-5. ELT SIGNALS
   • 3-2-6. AIRCRAFT BOMB THREATS
   • 3-2-7. EXPLOSIVE CARGO
   • 3-2-8. EXPLOSIVE DETECTION K-9 TEAMS
   • 3-2-9. IN-FLIGHT EQUIPMENT MALFUNCTIONS
   • 3-2-10. MINIMUM FUEL
   • 3-2-11. EMERGENCY SECURITY CONTROL OF AIR TRAFFIC (ESCAT)
   • 3-2-12. SUSPICIOUS UNMANNED AIRCRAFT ACTIVITY
3. Section 3. Aircraft Orientation
   • 3-3-1. ACTIONS REQUIRED
   • 3-3-2. SAFE ALTITUDES FOR ORIENTATIONS
   • 3-3-3. GENERAL
   • 3-3-4. AUTOMATIC DIRECTION FINDER
   • 3-3-5. VOR CROSS-FIX
   • 3-3-6. GLOBAL POSITIONING SYSTEM (GPS)
   • 3-3-7. GUIDANCE TO AIRPORT
4. Section 4. Overdue Aircraft
   • 3-4-1. RESPONSIBILITY
   • 3-4-2. OVERDUE AIRCRAFT ON A FLIGHT PLAN
   • 3-4-3. OVERDUE AIRCRAFT NOT ON A FLIGHT PLAN
   • 3-4-4. COMMUNICATIONS SEARCH
   • 3-4-5. QALQ
   • 3-4-6. ACTION BY DEPARTURE STATION ON RECEIPT OF QALQ
   • 3-4-7. CANCELLATION OF THE QALQ
   • 3-4-8. INREQ
   • 3-4-9. ACTION UPON RECEIPT OF INREQ
   • 3-4-10. CANCELLATION OF INREQ
   • 3-4-11. ALNOT
   • 3-4-12. ACTION UPON RECEIPT OF ALNOT
   • 3-4-13. REPORTING ALNOT STATUS TO RCC
   • 3-4-14. CANCELLATION OF ALNOT
5. Section 5. International SAR
   • 3-5-1. ALERTING SERVICE
   • 3-5-2. ALERTING PHASES
   • 3-5-3. ALERTING MESSAGE CONTENTS
   • 3-5-4. CANADIAN TRANSBORDER FLIGHTS
   • 3-5-5. MEXICAN TRANSBORDER FLIGHTS