Contentious administrative trial before the Federal Court of Administrative Justice, before the Local Administrative Justice Courts or appeal before the administrative authority itself against acts such as:

Direct and / or indirect protection or administrative contentious proceedings.

Requirements derived from Income Tax debt and various federal contributions, derived from the Administrative Procedure of Execution-PAE, or of any other nature.

Fines derived from infringement of fiscal norms or Organizations such as PEMEX, PROFECO, PROFEPA, CONAGUA, IMPI, INTERNAL CONTROLLERS OF THE FEDERAL PUBLIC ADMINISTRATION, Local and Municipal Organizations.