QIMA Blog - Compliance, Quality & Research

Mexico's 2026 Customs Law: What's Happening on the Ground and How to Prepare

May 19, 2026

The decree issued on November 19, 2025 amending Mexico's Customs Law is not merely a regulatory update on paper — it is transforming the day-to-day reality of foreign trade from the first purchase order all the way through customs clearance. Since January 1, 2026, importers, customs brokers, and logistics operators are navigating a new reality: more demanding documentation requirements, exponentially higher penalties, and a shared liability framework that no longer offers easy outs.