AESTIR Appendix F - License and License Exemption Type Codes

In CERT: March 31, 2021

In PROD: April 1, 2021

This page provides the message formats and technical specifications necessary to electronically transmit data to CBP's automated systems.

This document may qualify as a “guidance document” as set forth in Executive Order 13891 and interpretations thereof; such guidance documents are not binding and lack the force and effect of law, except as authorized by law or as incorporated into a contract. This document is being posted to this portal to provide stakeholders with useful information.