ch4 Chapter 4. IFR
Section 1. NAVAID USE LIMITATIONS
4-1-1. ALTITUDE AND DISTANCE LIMITATIONS 4-1-1
4-1-2. EXCEPTIONS 4-1-2
4-1-3. CROSSING ALTITUDE 4-1-2
4-1-4. VFR-ON-TOP 4-1-2
4-1-5. FIX USE 4-1-2

Section 2. CLEARANCES
4-2-1. CLEARANCE ITEMS 4-2-1
4-2-2. CLEARANCE PREFIX 4-2-1
4-2-3. DELIVERY INSTRUCTIONS 4-2-1
4-2-4. CLEARANCE RELAY 4-2-1
4-2-5. ROUTE OR ALTITUDE AMENDMENTS 4-2-1
4-2-6. THROUGH CLEARANCES 4-2-2
4-2-7. ALTRV CLEARANCE 4-2-2
4-2-8. IFR-VFR AND VFR-IFR FLIGHTS 4-2-2
4-2-9. CLEARANCE ITEMS 4-2-3

Section 3. DEPARTURE PROCEDURES
4-3-1. DEPARTURE TERMINOLOGY 4-3-1
4-3-2. DEPARTURE CLEARANCES 4-3-1
4-3-3. ABBREVIATED DEPARTURE CLEARANCE 4-3-3
4-3-4. DEPARTURE RESTRICTIONS, CLEARANCE VOID TIMES, HOLD FOR RELEASE, AND RELEASE TIMES
4-3-5. DELAY SEQUENCING 4-3-6
4-3-6. FORWARD DEPARTURE DELAY INFORMATION 4-3-6
4-3-7. COORDINATION WITH RECEIVING FACILITY 4-3-6
4-3-8. VFR RELEASE OF IFR DEPARTURE 4-3-6
4-3-9. FORWARDING DEPARTURE TIMES 4-3-6

Section 4. ROUTE ASSIGNMENT
4-4-1. ROUTE USE 4-4-1
4-4-2. ROUTE STRUCTURE TRANSITIONS 4-4-2
4-4-3. DEGREE-DISTANCE ROUTE DEFINITION FOR MILITARY OPERATIONS 4-4-2
4-4-4. ALTERNATIVE ROUTES 4-4-3
4-4-5. CLASS G AIRSPACE 4-4-3

Section 5. ALTITUDE ASSIGNMENT AND VERIFICATION
4-5-1. VERTICAL SEPARATION MINIMA 4-5-1
4-5-2. FLIGHT DIRECTION 4-5-1
4-5-3. EXCEPTIONS 4-5-2
4-5-4. LOWEST USABLE FLIGHT LEVEL 4-5-2
4-5-5. ADJUSTED MINIMUM FLIGHT LEVEL 4-5-2
4-5-6. MINIMUM EN ROUTE ALTITUDES 4-5-2
4-5-7. ALTITUDE INFORMATION 4-5-3
4-5-8. ANTICIPATED ALTITUDE CHANGES 4-5-6
4-5-9. ALTITUDE CONFIRMATION- NONRADAR 4-5-6

Section 6. HOLDING AIRCRAFT
4-6-1. CLEARANCE TO HOLDING FIX 4-6-1
4-6-2. CLEARANCE BEYOND FIX 4-6-2
4-6-3. DELAYS 4-6-2
4-6-4. HOLDING INSTRUCTIONS 4-6-2
4-6-5. VISUAL HOLDING POINTS 4-6-3
4-6-6. HOLDING FLIGHT PATH DEVIATION 4-6-3
4-6-7. UNMONITORED NAVAIDS 4-6-3
4-6-8. ILS PROTECTION / CRITICAL AREAS 4-6-3

Section 7. ARRIVAL PROCEDURES
4-7-1. CLEARANCE INFORMATION 4-7-1
4-7-2. ADVANCE DESCENT CLEARANCE 4-7-1
4-7-3. SINGLE FREQUENCY APPROACHES (SFA) 4-7-1
4-7-4. RADIO FREQUENCY AND RADAR BEACON CHANGES FOR MILITARY AIRCRAFT 4-7-1
4-7-5. MILITARY TURBOJET EN ROUTE DESCENT 4-7-2
4-7-6. ARRIVAL INFORMATION 4-7-3
4-7-7. WEATHER INFORMATION 4-7-3
4-7-8. BELOW MINIMA REPORT BY PILOT 4-7-3
4-7-9. TRANSFER OF JURISDICTION 4-7-4
4-7-10. APPROACH INFORMATION 4-7-4
4-7-11. ARRIVAL INFORMATION BY APPROACH CONTROL FACILITIES 4-7-4
4-7-12. AIRPORT CONDITIONS 4-7-5
4-7-13. SWITCHING ILS / MLS RUNWAYS 4-7-6

Section 8. APPROACH CLEARANCE PROCEDURES
4-8-1. APPROACH CLEARANCE 4-8-1
4-8-2. CLEARANCE LIMIT 4-8-4
4-8-3. RELAYED APPROACH CLEARANCE 4-8-4
4-8-4. ALTITUDE ASSIGNMENT FOR MILITARY HIGH ALTITUDE INSTRUMENT APPROACHES 4-8-4
4-8-5. SPECIFYING ALTITUDE 4-8-4
4-8-6. CIRCLING APPROACH 4-8-4
4-8-7. SIDE-STEP MANEUVER 4-8-4
4-8-8. COMMUNICATIONS RELEASE 4-8-4
4-8-9. MISSED APPROACH 4-8-5
4-8-10. APPROACH INFORMATION 4-8-5
4-8-11. PRACTICE APPROACHES 4-8-5
4-8-12. LOW APPROACH AND TOUCH-AND-GO 4-8-6