In what is believed to be the first case of its kind in the world, the Australian 
music industry has listed an Internet service provider (ISP) as a respondent in 
a court case involving alleged music piracy. 

Aust ISP in ‘world first’ music industry court case: ZDNet Australia: News & Tech: E-Business

It seems they believe the ISPs should be held responsible for what their users are using their internet connection for.. A bit over the top, if you ask me.