

Know annual filing deadline dates, information returns and quarterly estimated tax payments.
Direct link to expert tax preparation and filing services for individual and business tax returns.
Official IRS guidance on filing deadlines, requirements, and step-by-step instructions.
Direct link to file an extension to request up to 6 months extra time to file your return.

View tax records, manage payments, and access your account information online.
Download official transcripts of your past returns for loans, benefits or verification.
Protect yourself from the fraud with a secure 6-digit PIN only you know.
Browse and download all official IRS forms with detailed filing instructions.

The primary form for filing your individual federal income tax return.
Report additional income: unemployment, business, adjustment
Report additional taxes owed like self employment tax or AMT
Claim additional tax credits like foreign tax credit or education credits.
Simplified tax return for seniors age 65 and older with larger print and standard deduction chart.

Adjust how much tax your employer withholds from each paycheck.
Calculated and pay quarterly estimated taxes for self employed income.
Employer quarterly federal tax return for payroll taxes withheld from employees.
Apply for an Employer Identification Number (EIN) for your business.
Request taxpayer identification number from contractors and vendors for 1099 reporting.
Annual wage and tax statement employers give to employees showing earnings and withholdings.

Apply for an Individual Taxpayer Identification Number
Apply for an Individual Taxpayer Identification Number (Spanish)
Taxpayer ID Number (TIN) Guide: SSN, EIN, ITIN & tax ID numbers

Use the IRS calculator to adjust your W4 and avoid owing or a bigger refund.
1040 X: Correct mistakes, claim missed deductions, update your filed return.
Understand what the IRS is asking for and how to properly respond.

Common tax terms A to Z
Check your federal refund (where's my refund) and state refund checker
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