Bing announced they have updated their process for handling copyright removals and DMCA take-down requests. The Bing webmaster tools team said they have “streamlined the copyright removals process.”
Bing added a method for webmasters to see the copyright removal notices and appeal those decisions directly and easily.
Within Bing Webmaster Tools, there is a section named “Copyright Removal Notices.” There you will be able to see these notices and appeal them, if desired.
Here is a screen shot: