The Torneo Federal A () is one of the two professional leagues that form the regionalised third level of the Argentine football league system, along with Primera B Metropolitana. The competition was established in 2014 as a result of a change in the structure of the league system, replacing Torneo Argentino A.
Federal A is organised by "Consejo Federal", a division of the Argentine Football Association. Clubs in Federal A have indirect membership in AFA unlike clubs in Primera B, which have direct membership. All teams with indirect membership are from outside the city of Buenos Aires (playing in regional leagues) and its metropolitan area (Greater Buenos Aires), while most of the direct members are from the aforementioned area.
The thirty-seven teams were divided into four zones, one with ten teams and three with nine teams in each zone and it was played in a round-robin tournament whereby each team played each one of the other teams two times. The teams placed 1st to 5th from each zone with ten teams, and the teams placed 1st to 4th from each zone with nine teams qualified for the championship stages. The remaining twenty teams qualify for the revalida stage.
The eighteen teams were divided into two zones with nine teams each and it was played in a round-robin tournament whereby each team played each one of the other teams one time. The teams placed 1st to 4th qualified for the third stage. The remaining ten teams qualified for the second phase of the revalida stage.
The eight teams play a two-legged tie and the winners advance to the fourth stage. The losing teams qualified for the second phase of the revalida stage.
The four teams play a two-legged tie and the winners advance to the fourth stage. The losing teams qualified for the third phase of the revalida stage.
Both tie winners will play a final match on neutral ground to decide the champion and first promoted team to Primera Nacional. The losing team qualified for the third phase of the revalida stage.
The revalida stage is divided in several phases: First, the twenty teams that did not qualify for the championship stages were divided into two zones and it was played in a round-robin tournament whereby each team played each one of the other teams one time. The teams placed 1st to 6th from each zone advance too the second phase.
The twelve teams from the first phase of revalida stage and the fourteen teams from the second and third stages of championship stages play a two-legged tie and the winners advance to the third phase.
The thirteen teams from the second phase, the losing teams from the fourth, fifth and sixth stage of championship stages, play a torneo reducido, with teams seeded according to their previous results; playing a two-legged tie over the phases. The winner of the sixth phase is promoted to Primera Nacional.
After the first phase of the revalida stage a table was drawn up with the points obtained in the first stage and the first phase of the revalida stage and the bottom two teams of each two zones were relegated to the Torneo Regional Federal Amateur, giving a total of four teams relegated.
In brackets, the number of titles won to date