Secretary of the Treasury Janet Yellen has relented in response to backlash over a controversial proposal by Democrats that would have allowed the IRS to gain information from any American bank account with more than $600 of activity in a year. The measure initially came to light as a part of Democrats’ $3.5 trillion reconciliation bill. Trying to head off concerns from moderates, Democratic leaders and rank-and-file lawmakers have desperately marketed the bill as being completely paid for with no substantial effect on the deficit or national debt. One proposal to achieve that end was the IRS measure. Despite immediate...