the 2016 argentine primera división - copa axion energy was the 126 season of top-flight professional football in argentina. the season began on february 5 and ended on may 29. thirty teams competed in the league, twenty eight returning from the 2015 and two promoted from the 2015 primera b nacional (atlético tucumán and patronato). two teams (nueva chicago and crucero del norte) were relegated to the primera b nacional championship in the previous tournament.