This application guide was developed by the Federal Aviation Administration (FAA) Flight Technologies and Procedures Division (AFS-400) to provide users with an organized method for submitting required content as part of a Data Link Communication application package. This guide is optional. However, we recommend its use because it will help expedite the application process. 

In order to properly view this document, download it to your desktop and open it with Adobe Acrobat (preferred) or download the free Adobe pdf-Reader at: https://www.adobe.com/acrobat/pdf-reader.html

• A056 Application Guide (PDF)