Read federal tax information, file online, check your refund status, pay your tax bill, and more.
Of particular note: Earned Income Tax Credit, IRS Tax Withholding Estimator, Forms, Instructions & Publications, and local office hours and locations. Information is available in multiple languages. You can also call the IRS toll free at 800-829-3676. (Site is available in multiple languages. Choose from the menu in the upper right corner.)