The $1.2 trillion bipartisan infrastructure accord would institute a multiyear "national motor vehicle per-mile user fee pilot" program that, without future intervention from the White House, could potentially violate one of President Joe Biden's previously stated red lines. Top White House officials emphatically stated for months that paying for the infrastructure investments by indexing gas taxes to inflation or instituting new electric vehicle mileage fees were hard red lines for the president on the grounds that they would raise taxes on people earning less than $400,000 per year. Yet, the new per-mile user fee pilot, outlined in section 13002 of...