In 2003 wins the Liga EBA and promotes to LEB 2, but renounces to the spot. After an agreement of FC Barcelona with CB Cornellà to collaborate again as reserve team, the 'B' team was folded between 2005 and 2010. In 2010, FC Barcelona B is re-opened in LEB Plata and played in the LEB Oro from 2012, when the club achieved a vacant berth in the league, to 2014 when they were relegated again to LEB Plata. In August 2015, the club achieved a vacant berth in the LEB Oro.