Skip to page content

USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

United States Department of Transportation United States Department of Transportation

AC 21-4B - Special Flight Permits for Operation of Overweight Aircraft

Document Information

Number
21-4B
Title
Special Flight Permits for Operation of Overweight Aircraft
Status
Active
Date issued
1969-07-30
Office of Primary Responsibility
AIR-200, Aircraft Certification Service - Production & Airworthiness Certification Division
Description
Furnishes guidance concerning special flight permits necessary to operate an aircraft in excess of its usual maximum certificated takeoff weight.
Content