Aviation English
Basic ATC

What is Maintain IFR?

Maintain IFR A phrase used to instruct the pilot to continue flying under Instrument Flight Rules.

Source: ICAO Doc 9432, FAA PCG

How is “Maintain IFR” Used in Practice?

ATC instructs: 'Maintain IFR conditions, report any deviations from flight plan.'

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related Aviation English Terms

Altimeter settingInstrumentMaintain VFRNegative contact

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Frequently Asked Questions

What is Maintain IFR?

A phrase used to instruct the pilot to continue flying under Instrument Flight Rules.

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