Opinion | Is the Supreme Court Going to Blow Up Our Tax System?

The three justices appointed by Donald Trump confront a moment of truth on Tuesday, with a case that not only threatens our tax system but our democracy.

In Moore v. United States, the Supreme Court will hear arguments from lawyers for the super-rich who contend that all forms of wealth taxation are unconstitutional. The case involves a narrow provision in the Republicans’ 2017 tax overhaul, requiring payment on certain forms of wealth held abroad. When right-wing groups brought their case before the lower federal courts...