Subheading Change (CTSH)

What is Subheading Change (CTSH)?

Within the regulatory framework of Mexican foreign trade, Subheading Change (CTSH) represents a key regulation that directly impacts import and export operations.

What is Subheading Change (CTSH), its role in foreign trade, and how it applies to customs operations in Mexico. Foreign trade regulations in Mexico are based on the Foreign Trade Law, Customs Law, Official Mexican Standards (NOM), and current international treaties. Compliance is mandatory and non-compliance can result in administrative sanctions, fines, and even inability to conduct foreign trade operations.

Importance in foreign trade

Deep knowledge of applicable regulations allows companies to plan their foreign trade operations efficiently, leverage tariff benefits, and avoid contingencies that can represent significant costs.

Digitization and automation

Modern digital tools enable automated regulatory compliance verification, identifying non-tariff regulations applicable to each tariff fraction and generating alerts on regulatory changes.