FCC says it closed a loophole that many robocallers used to evade blocking

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The Federal Communications Commission today said it closed a robocall loophole by requiring small phone companies to implement the caller ID authentication technology known as STIR and SHAKEN.

Large voice providers were required to implement STIR/SHAKEN a year ago. But there was an exemption for carriers with 100,000 or fewer customers that would have given those smaller companies until June 30, 2023, to comply.

The FCC voted in December to move that deadline up to June 30, 2022, because small phone companies were apparently carrying a disproportionately high number of illegal robocalls.

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