Mexico has introduced new mandatory disclosure rules similar to the EU’s DAC 6 regulations as part of plans by the Mexican Treasury to know what taxpayers are doing in terms of tax planning and tackle aggressive transactions having a tax avoidance or abuse component.

The new reporting rules come into force from 1 January 2021 and apply to either tax advisers or to taxpayers, regardless of the taxpayers’ tax residency.

The obligation to report will lie solely on taxpayers in the case of transactions and/or structures entered into and/or implemented by the taxpayer before 2020, provided that they represent a continuou...