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This page provides the message formats and technical specifications necessary to electronically transmit data to CBP's automated systems. This document is being posted to this portal to provide stakeholders with useful information.
| Attachment | Ext. | Size | Date |
|---|---|---|---|
| ACE AESTIR 824 Application Advice | 575.08 KB | 04/03/2023 |
Pub # 0875-0419
