 In 1986 the Association made a restructuring of the lower divisions, creating the Primera B Nacional that became the second division.Almirante Brown did not qualify to play in the recently created league, remaining in Primera B Metropolitana that became the third division after the restructuring.The team was near to promote to Primera División in 1991–92 season when it played the final with San Martín de Tucumán, which finally won the series promoting to the top division of Argentine football.