CSMS # 69726210 - Update to AESTIR Appendix C – ISO Country Codes

U.S. Customs and Border Protection sent this bulletin at 09/01/2026 03:09 PM EDT

Cargo Systems Messaging Service

CSMS # 69726210 - Update to AESTIR Appendix C – ISO Country Codes

The Government of Nauru passed a constitutional amendment to change the name of the Republic of Nauru to the “Republic of Naoero”.

Automated Export System Trade Interface Requirements (AESTIR) will be implementing the update to the Appendix C as listed above.

Documentation is available under the ACE AESTIR, Appendix C in the AES webpage which can be located at:https://www.cbp.gov/document/technical-documentation/ace-aestir-appendix-commodity-filing-response-messages

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