ACE Export Rail X12 – Changes to Rail X12’s Input Messengers 309, 353 & 358 and Output Messengers 350 & 355 deployed to PROD
Published Nov 3, 2022
Summary
CBP deployed changes to Production for ACE Export Rail X12 Input Messengers 309, 353, 358 and Output Messengers 350, 355, updating Interchange Control and Functional Group Header fields such as ISA and GS segments.
Summary is machine-generated at the linking layer for discovery only. Refer to the source bulletin for authoritative guidance.
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