https://arstechnica.com/tech-policy/2019/02/ajit-pai-orders-phone-companies-to-adopt-new-anti-robocall-tech-in-2019/

The Federal Communications Commission will consider "regulatory intervention" if major phone companies fail to adopt a new anti-robocall technology this year.

FCC Chairman Ajit Pai has been pressuring phone companies to implement the "SHAKEN" and "STIR" robocall-blocking protocols, which perform Caller ID authentication. Most major providers have committed to doing so, but Pai issued a warning to laggards yesterday.