Tax Law Answers Use the Interactive Tax Assistant to find answers to your tax law questions. Browse the tax tools available for individual taxpayers, businesses, and tax professionals. For Individual Taxpayers Transcripts Get Transcript Get a copy of your tax transcript online or by mail. Filing Free File Prepare and file your federal income taxes online for free. Authorized E-file Provider Locate an authorized e-file provider in your area who can electronically file your tax return. Volunteer Income Tax Assistance Locator Get free tax help for the elderly, the disabled, people who speak limited English and taxpayers who generally earn less than $54,000. Directory of Federal Tax Return Preparers Search for preparers in your area who hold professional credentials recognized by the IRS. Where’s My Amended Return? Track the status of your amended return. Refunds and Payments Where's My Refund? Check the status of your refund online within 24 hours after we receive your e-filed return or 4 weeks after mailing your paper return. View Tax Account Get your payoff amount, the balance for each tax year for which you owe, and up 18 months of your payment history. Direct Pay Pay your tax bill directly from your checking or savings account. It’s safe and secure. Online Payment Agreement Find out if you’re eligible to make payment arrangements on the amount of tax you owe if you can’t afford to pay all of it at one time. Offer in Compromise Pre-Qualifier Find out if you’re eligible to apply for an Offer in Compromise, a settlement for less than the full amount of tax you owe. Credits and Deductions Earned Income Tax Credit Assistant Find out if you’re eligible and estimate the amount of your Earned Income Tax Credit. Exempt Organizations Select Check Search for a charity or non-profit organization and find out if it’s eligible to receive tax-deductible contributions. First Time Homebuyer Credit (FTHBC) Account Look-up Check your First Time Homebuyer Credit account balance and payment history online. Calculators Tax Withholding Estimator Estimate the amount of federal income tax your employer should withhold from your paycheck. Sales Tax Calculator Determine the amount of optional state and local sales tax you can claim on Schedule A of Form 1040, U.S. Individual Income Tax Return. Taxpayer Assistance Taxpayer Assistance Center Locator Find a Taxpayer Assistance Center if your tax issue can’t be handled online or by phone. For Businesses Employer Identification Number (EIN) Get your EIN online without calling us or mailing or faxing a paper Form SS-4, Application for Employer Identification Number (EIN). Tax Calendar Track important business tax dates and deadlines right from your desktop. FATCA FFI List Search and Download Tool Use the search and download tool to find out if a Foreign Financial Institution has registered with FATCA. Electronic Federal Tax Payment System Pay your federal taxes online or by phone with EFTPS, a free tax payment system. For Tax Professionals Preparer Tax Identification Number Request or renew a PTIN. It's mandatory for anyone who prepares or assists in preparing federal income tax returns for compensation. E-Services for Tax Professionals Register as an approved IRS business partner and conduct business electronically with the IRS. More Resources IRS2GoApp Address Changes Affordable Care Act Estimator Tools Direct Pay Help Tax Season Refund Frequently Asked Questions Online EIN: Frequently Asked Questions