International Fuel Tax Agreement (IFTA)
File, pay, and manage your IFTA, IRP, Fuel Tax, and Fuel Tax Refund Permit accounts.
Learn how to apply for an IFTA license and get your decals.
Find out how to file your quarterly IFTA tax return in Washington, and how to get copies of your returns.
Find out how to fill out your IFTA tax returns if you travelled in a jurisdiction that had a gas tax holiday.
IFTA requires motor carriers to keep detailed records for each vehicle. Find out what's required.