International Fuel Tax Agreement (IFTA) Tax Return Information and InstructionsIfta Tax Return Information • February 23rd, 2006
Contract Type FiledFebruary 23rd, 2006International Fuel Tax Agreement (IFTA) tax returns must be filed quarterly with the Washington Fuel Tax Section. All IFTA decaled vehicles must report their activity, both intrastate and interstate travel. Definition of IFTA qualified vehicles is listed on the back.