1. Short title This Act may be cited as the Tracing Back and Catching Unlawful Robocallers Act of 2019 . 2. Annual robocall report (a) In general Not later than 1 year after the date of enactment of this Act, and annually thereafter, the Commission shall make publicly available on the website of the Commission, and submit to the Committee on Energy and Commerce of the House of Representatives and the Committee on Commerce, Science and Transportation of the Senate, a report on the status of private-led efforts to trace back the origin of suspected unlawful robocalls by the registered consortium and the participation of voice service providers in such efforts. (b) Contents of report The report required under subsection (a) shall include, at minimum, the following: (1) A description of private-led efforts to trace back the origin of suspected unlawful robocalls by the registered consortium and the actions taken by the registered consortium to coordinate with the Commission. (2) A list of voice service providers identified by the registered consortium that participated in private-led efforts to trace back the origin of suspected unlawful robocalls through the registered consortium. (3) A list of each voice service provider that received a request from the registered consortium to participate in private-led efforts to trace back the origin of suspected unlawful robocalls and refused to participate, as identified by the registered consortium. (4) The reason, if any, each voice service provider identified by the registered consortium provided for not participating in private-led efforts to trace back the origin of suspected unlawful robocalls. (5) A description of how the Commission may use the information provided to the Commission by voice service providers or the registered consortium that have participated in private-led efforts to trace back the origin of suspected unlawful robocalls in the enforcement efforts by the Commission. (c) Additional information Not later than 210 days after the date of the enactment of