Advanced ATC

Reduced Vertical Separation Minimum Approval

An official authorisation for an aircraft and operator to use Reduced Vertical Separation Minimum (RVSM) airspace, allowing reduced vertical separation of 1,000 feet between FL290 and FL410, in accordance with ICAO Doc 9574.

Quick answer: An official authorisation for an aircraft and operator to use Reduced Vertical Separation Minimum (RVSM) airspace, allowing reduced vertical separation of 1,000 feet between FL290 and FL410, in accordance with ICAO Doc 9574.

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Quick answer

An official authorisation for an aircraft and operator to use Reduced Vertical Separation Minimum (RVSM) airspace, allowing reduced vertical separation of 1,000 feet between FL290 and FL410, in accordance with ICAO Doc 9574.

Why it matters

Reduced Vertical Separation Minimum Approval matters because it supports clear communication in Advanced ATC contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is Reduced Vertical Separation Minimum Approval?

In this glossary, Reduced Vertical Separation Minimum Approval refers to: An official authorisation for an aircraft and operator to use Reduced Vertical Separation Minimum (RVSM) airspace, allowing reduced vertical separation of 1,000 feet between FL290 and FL410, in accordance with ICAO Doc 9574.

How is Reduced Vertical Separation Minimum Approval used in aviation?

In aviation communication, this term appears in contexts such as: "Reduced Vertical Separation Minimum Approval must be confirmed before entering RVSM airspace between FL290 and FL410."

Why does Reduced Vertical Separation Minimum Approval matter in aviation?

Reduced Vertical Separation Minimum Approval matters because it supports clear communication in Advanced ATC contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses Reduced Vertical Separation Minimum Approval?

Reduced Vertical Separation Minimum Approval is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Reduced Vertical Separation Minimum Approval belong to?

In this glossary, Reduced Vertical Separation Minimum Approval is grouped under Advanced ATC. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

An official authorisation for an aircraft and operator to use Reduced Vertical Separation Minimum (RVSM) airspace, allowing reduced vertical separation of 1,000 feet between FL290 and FL410, in accordance with ICAO Doc 9574.

Operational example

Reduced Vertical Separation Minimum Approval must be confirmed before entering RVSM airspace between FL290 and FL410.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Advanced ATC

Exam relevance

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

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

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