All told, the Senate bill includes $4.5 trillion in tax cuts, according to the latest CBO analysis, making permanent Trump’s 2017 rates, which would expire at the end of the year if Congress fails to act, while adding the new ones he campaigned on, including no taxes on tips.

A bleary-eyed Lisa Murkowski exited the Republican whip’s office early Tuesday morning with a coffee in hand, after more than 24 straight hours of backroom negotiations over President Donald Trump’s sweeping tax and spending bill.