"The RIAA asked the federal District Court of the District of Columbia to force Verizon Internet Services to turn over the identity of a user who allegedly made thousands of pirated songs available on Kazaa, the most popular file-trading application."
"The company refused to comply with the order, arguing the entertainment industry is presuming the guilt of its users without any due process. The Digital Millennium Copyright Act gives entertainment companies the ability to have ISPs remove infringing users, however Verizon is arguing that it doesn't given them the right to demand to get the identity of individual users."
http://www.wired.com/news/politics/0,1283,54681,00.html