Electoral Tribunal of the Federal Judiciary
The Electoral Tribunal of the Federal Judiciary (Spanish: Tribunal Electoral del Poder Judicial de la Federación, or TEPJF) is a venue within the judiciary of Mexico specializing in electoral matters. Among its functions are resolving disputes arising within federal elections and certifying the validity of those elections, including those of the president of Mexico.
Source: Wikipedia — Electoral Tribunal of the Federal Judiciary (CC BY-SA 4.0)