Carta Porte Grace Period Extended to July 31, 2023, for Mexico Shipments

Announcement Number: CN2022-69
Categories: General Announcements
Posted Date: November 30, 2022

To Our Customers,

The Mexican government has extended the grace period for shipments that do not meet Carta Porte requirements from December 31, 2022, to July 31, 2023.

Union Pacific will use this grace period to continue waybill compliance checks before the Mexican Tax Authority begins implementing fines and rejections at the border for non-compliant cars on August 1, 2023.

Updated FAQs
The Carta Porte Overview and FAQ document reflects the most recent changes. A new Carta Porte Bill of Lading FAQ document is available as well. Customers may access these via the following links:

Stay Tuned
If you have additional questions, please reach out to for assistance. To see the latest Carta Porte information, visit the SAT website.