CRC AERIAL · FLIGHT RESOURCES
Class A — high altitude
What it means
Generally begins at 18,000 feet Mean Sea Level (MSL) and extends through Flight Level (FL) 600. This is outside ordinary Part 107 operating altitudes.
Chart reading
It is not specifically depicted on sectional charts.
Use current charts and check the flight location, planned altitude, restrictions, and effective times. A reference page does not grant flight permission.
Source: Federal Aviation Administration (FAA) Aeronautical Information Manual (AIM); Title 14 Code of Federal Regulations (CFR), section 107.41.
Explore the other classes
Class A — high altitude
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Class B — busiest airports
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Class C — tower and radar service
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Class D — towered airports
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Class E — other controlled airspace
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Class G — uncontrolled airspace
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