In electoral matters, there is a means of constitutional review in the Mexican legal system. responsible for ensuring that the acts and decisions of the electoral courts of each of the federal entities are in line with the constitutional and legal framework. That means of challenge is the judgment of electoral constitutional review, which has a number of special rules and special rules. they distinguish them from other analogous ones provided for in the respective procedural law. In this way, the only acts or resolutions which may be challenged by political parties may be challenged by the political parties. have an impact on an electoral process, or, even if the election does not take place at that time, if it goes beyond the very moment of its conduct, making it a timeless trial, as it brings together its special requirements may be invoked at any time. It is therefore now submitted in order to knowing its characteristics and special nature, so we can also discuss whether it really takes place in civil-law doctrine, it is either an appeal in cassation or a constitutional review which, although as a watchdog of the legality of the acts, it is essentially based on: