- Mexico’s Tax Authority (SAT) updated the catalogs for the Digital Tax Receipt via Internet (CFDI) version 4.0 on March 2, 2026.
- The update specifically modified records in the c_NumPedimentoAduana catalog related to customs operations.
- No changes were made to the XSD schemas; only records within existing catalogs were updated.
- The changes took effect immediately, requiring companies to update their invoicing systems to maintain tax compliance and avoid validation errors.
Source: fiscal-requirements.com
Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.
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