ATA 11 | Placarding and Marking on Aircraft | Explained in English

Placards affixed to aircraft contain warnings, operating limitations, and reference information. Aircraft markings are symbols and annotations painted on aircraft, primarily for identification. Manufacturers then publish a list of required placards and the verbiage to use. Interior and exterior placard requirements can be found in Chapter 11 of the aircraft maintenance manual or illustrated parts catalog. They usually identify the placards required by the FAA. Aircraft markings are symbols and annotations painted on aircraft, primarily for identification. Types of aircraft markings include: Aircraft registration- unique alphanumeric string that identifies every aircraft.