The creation of a separate department will likely need congressional support, though Trump could try to establish the department within a different existing agency.

WASHINGTON, D. C. - U.S. Sen. Bernie Moreno introduced his first piece of legislation on Tuesday - a bill aimed at funding the “External Revenue Service” that President Donald Trump has promised to create.

The parallel with the Internal Revenue Service is seen as a signal of the president-elect’s determination to enact sweeping import duties.