---
title: "MAXIMUM AUTHORIZED ALTITUDE — aviation glossary — OnlyPlanes"
description: "A published altitude representing the maximum usable altitude or flight level for an airspace structure or route segment."
canonical_url: "https://onlyplanes.ru/en/learn/maximum-authorized-altitude"
locale: en
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  "og:title": "MAXIMUM AUTHORIZED ALTITUDE — aviation glossary"
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# MAXIMUM AUTHORIZED ALTITUDE

MAA

TERM · Navigation

At a glance

## Meaning of MAXIMUM AUTHORIZED ALTITUDE

A published altitude representing the maximum usable altitude or flight level for an airspace structure or route segment.

### More about MAXIMUM AUTHORIZED ALTITUDE

A published altitude representing the maximum usable altitude or flight level for an airspace structure or route segment. It is the highest altitude on a Federal airway, jet route, area navigation low or high route, or other direct route for which an MEA is designated in 14 CFR part 95 at which adequate reception of navigation aid signals is assured.

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