The 3. Liga is the third division of football in Germany. The league started with the beginning of the 2008–09 season, when it replaced the Regionalliga as the third tier football league in Germany. In the German football league system, it is positioned between the 2. Bundesliga and the semi-professional Regionalliga, which became the fourth division and initially consisted of three groups of 18 clubs playing separately. In Germany, the 3. Liga is the highest division that a football club's reserve team can play in.