DMCA Compliance Requires Removal of Infringing Materials and Responding to a DMCA Subpoena By Margaret A. Esquenet on July 22, 2015 Email this postTweet this postLike this postShare this post on LinkedIn An internet service provider (“ISP”) must respond to a subpoena issued under the Digital Millennium Copyright Act (DMCA), regardless of whether the ISP has removed allegedly infringing material in response to a DMCA notification. Read more