What fiscal requirements are coming in México

Tax authorities have recently released a couple of requirements with fiscal implications
Additionally, last October 26th. the fiscal miscellany for 2022 was approved. SAT is about to publish the requirements and guidelines for the CFDi 4.0


CFDI 4.0

On October 26, the fiscal miscellany for 2022 was approved. It includes some serious changes to the CFDi. The CFDi goes from version 3.3 to 4.0 and the CFDi's of Payment Receipt and Withholding Receipt advance from version 1.0 to 2.0; adding nodes, catalogs, and validations. The technical detail of these changes was finally published by SAT on Dec/6/2021. 
The cancellation procedure and scheme also undergoes significant changes