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INSTRUMENT LANDING SYSTEM (ILS)

Pilot/Controller Glossary with JO 7110.65BB, Change 3, effective July 9, 2026 · Official text on faa.gov

A precision instrument approach system which normally consists of the following electronic components and visual aids:

  1. Outer Marker.
  1. Middle Marker.
  1. Approach Lights.

See LOCALIZER; GLIDESLOPE; OUTER MARKER; MIDDLE MARKER; AIRPORT LIGHTING.

Refer to 14 CFR part 91; AIM.

Also called ILS.

In the 7110.65

Used in 13 paragraphs of JO 7110.65BB.

  1. 1-2-6Abbreviations
  2. 2-3-10Control Symbology
  3. 3-3-2Closed/Unsafe Runway Information
  4. 3-3-7Far Field Monitor (FFM) Remote Status Unit
  5. 3-7-5Precision Approach Critical Area
  6. 3-7-6Precision Obstacle Free Zone (POFZ) and Final Approach Obstacle Clearance Surfaces (OCS)
  7. 4-6-8ILS Protection/Critical Areas
  8. 4-7-10Approach Information
  9. 4-7-13Switching ILS Runways
  10. 4-8-1Approach Clearance
  11. 5-10-14Final Approach Abnormalities
  12. 6-7-2Approach Sequence
  13. 13-1-8Recording of Control Data