To print this article, all you need is to be registered or login on Mondaq.com. On April 1, 2021, the United States Supreme Court ("Supreme Court") unanimously reversed the Ninth Circuit Court of Appeals decision in v. Duguid and held that for a device to constitute an "Automatic Telephone Dialing System" ("ATDS") within the meaning of the Telephone Consumer Protection Act of 1991 ("TCPA"), that device must have the capacity to use a random or sequential number generator to either store or produce phone numbers to be called. The TCPA prohibits making calls or sending text messages "(other than a call made for emergency