Trump Eyes Little-Tested Tactic for Next Step in Spending Clash

President Donald Trump’s budget director is preparing to escalate the administration’s fight over federal spending with a little-tested tactic to claw back money in the last days of the fiscal year.

The gambit — which relies on a brief clause in a 51-year-old law — is poised to trigger a showdown with Congress over the power of the purse, with implications for presidential power that extend well beyond the budgeting process.