Senate begins putting its stamp on giant Trump tax, debt limit bill

Significant changes are in store for President Donald Trump’s signature $3.9 trillion tax-cut bill as the Senate begins closed-door talks this week on legislation that squeaked through the House by a single vote. 

Senate Republican leaders are aiming to make permanent many of the temporary tax cuts in the House bill, a move that would increase the bill’s more than $2.5 trillion deficit impact. But doing so risks alienating fiscal hawks already at war with party moderates over the bill’s safety-net cuts. 

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It amounts to a game of chess further complicated by the top Senate rules-keeper, who will decide whether some key provisions violate the chamber’s strict rules. Jettisoning those provisions — which include gun…