The Digital Millennium Copyright Act, or DMCA, is a 1998 law passed in the US.
The DMCA oversees the implementation of two 1996 treaties signed by World Intellectual Property Organisation (WIPO) member nations:
WIPO Copyright Treaty
WIPO Performances and Phonograms Treaty.
At present, WIPO has 193 members including India.
DMCA Notice
Any content creator of any form, who believes that their original content has been copied by user or a website without authorisation can file an application citing their intellectual property has been stolen or violated.
Companies operating in nations, which are signatories to the WIPO treaty, are obligated to remove the said content if they receive a valid and legal DMCA takedown notice.
Users also get a chance to reply to the DMCA notice.