President Trump endorsed suspension of the federal gasoline tax in an interview with CBS News Monday. Why it matters: It marks a reversal for the White House as Republicans face political blowback over high gasoline prices. Last week the White House told Axios that a suspension was not "currently under consideration." Driving the news: "[W]e're going to take off the gas tax for a period of time, and when gas goes down, we'll let it phase back in," he told CBS. Reality check: Suspending the 18.