Zitat:
YouTube, Inc. respects the rights of copyright owners and complies as a
service provider with all provisions of the Digital Millennium Copyright
Act (DMCA).

We comply fully with the DMCA provisions by acting immediately to remove
infringing material once a copyright owner provides us with specific
information about the location and nature of the protected material.
The specific information required to provide to us is established by the
DMCA and set forth in detail in our Terms of Use at
http://www.youtube.com/t/terms

If you feel that your video has been removed in error, you are welcome
to file a DMCA counter-notice, as outlined at
http://www.youtube.com/t/dmca_policy

Hope this helps,
The YouTube Team