Supreme Court to hear case that could make it harder for Congress to tax the rich

The Supreme Court will hear oral arguments on Tuesday in a case that could both save the rich billions of dollars and hamper President Joe Biden and Democrat from imposing certain types of wealth taxes in the future.

The case, Moore vs the United States, could have sweeping ramifications for the existing tax code, potentially overturning multiple provisions that largely hit well-off Americans and costing the federal government hundreds of billions of dollars in revenue.

The case centers on a measure in the Tax Cuts and Jobs Act, which Republicans...