The watchdog said in a letter to Sens. Elizabeth Warren, Angus King and Ron Wyden that it will honor their request to probe Free File following the…

The Trump administration has touted the tax agency’s oft-criticized Free File partnership with tax companies after it eliminated Direct File following heavy industry lobbying.

The anonymous survey emphasizes the high “initial cost to the federal government” of an IRS-run tool vs. programs “paid and operated directly by a tax preparation company.”