2011–12 Primera B Nacional
The 2011–12 Argentine Primera B Nacional was the 26th season of second division professional of football in Argentina. A total of 20 teams competed; the champion and runner-up were promoted to Argentine Primera División. Standings. <onlyinclude></onlyinclude> Promotion/Relegation Playoff Legs Primera División-Primera B Nacional. The 3rd and 4th placed of the table played with the 18th and the 17th placed of the Relegation Table of 2011–12 Primera División. !|Relegation/promotion playoff 1 !|Relegation/promotion playoff 2 Relegation. Clubs with an indirect affiliation with Argentine Football Association are relegated to the Torneo Argentino  A, while clubs directly affiliated face relegation to Primera B Metropolitana. Clubs with direct affiliation are all from Greater Buenos Aires, with the exception of Rosario Central, Newell's Old Boys, Central Córdoba and Argentino de Rosario, all from Rosario, and Unión and Colón from Santa Fe. The bottom two teams of this table face relegation regardless of their affiliation status. Apart from them, the bottom teams of each affiliation face promotion/relegation playoffs against Torneo Argentino A and Primera B Metropolitana's "Reducido" (reduced tournaments) champions. The Reducidos are played after those leagues' champions are known. Relegation Playoff Legs . !|Relegation/promotion playoff 1 (Direct affiliation vs. Primera B Metropolitana) !|Relegation/promotion playoff 2 (Indirect affiliation vs. Torneo Argentino A)