Supreme Court upholds law banning cellphone robocalls

The Supreme Court on Monday upheld a nearly 30-year-old ban on automated calls to cellphones despite concerns that it violates the First Amendment.

To fix that constitutional problem, the justices ruled that a recent exception to the law allowing robocalls to people who owe the government money must be eliminated. The decision was written by Associate Justice Brett Kavanaugh, with many justices agreeing only in part.

The ruling brought to a close an unusual case in which neither side sought what the court deemed the most acceptable result. Political consultants...