 recent cuts to the IRS? As you know, as part of the budget deal last year, there was a $20 billion clawback. What is your best estimate of how much that will add to the deficit over time? So our calculations are that a dollar of additional resources to the IRS generates about $2 of revenue, so a net of one. So the rescission of funding to the IRS. Philip Swagle, Director of the Congressional Budget Office.