Former German international Karl - Heinz Rummenigge has called for an end to rules preventing outside investors from purchasing majority - shares in the country 's clubs . Under the regulation , commercial investors are barred from having more than a 49 % in Germany 's domestic clubs unless they have held a long - term interest in the teams . Müller , who is chief executive of Bayern Munich , warned German clubs lack competitiveness , calling for the market to be opened up . The rules , however , are credited with keeping ticket prices low and stadiums full . BERLIN An attempt in March to overturn the regulation failed .
Former German international Karl - Heinz Rummenigge has called for an end to rules preventing outside investors from purchasing majority - shares in the country 's clubs . Under the regulation , commercial investors are barred from having more than a 49 % in Germany 's domestic clubs unless they have held a long - term interest in the teams . Müller , who is chief executive of Bayern Munich , warned German clubs lack competitiveness , calling for the market to be opened up . The rules , however , are credited with keeping ticket prices low and stadiums full . An attempt in March to overturn the regulation failed .