WASHINGTON — The Trump administration on Wednesday got a chilly reception at the Supreme Court, where a majority of the court questioned President Donald Trump’s novel use of an emergency powers law to impose worldwide tariffs.

The court, with three justices Trump appointed and generally favorable to muscular presidential power, could find that he exceeded his authority.

It’s the first Trump policy that is before the court for a final decision and the stakes are enormous, both politically and financially.

The Republican president has made tariffs a central piece of his economic and foreign policy and has said it would be a “disaster” if the Supreme Court rules against him.

Here are some things to know about the tariffs arguments at the Supreme Court.

Conservative and liberal justices

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