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For you and your family
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Forms and Instructions

Individual Tax Return
Itemized Deductions
Application for Automatic Extension of Time
Request for Taxpayer Identification Number (TIN) and Certification

 

Single and Joint Filers With No Dependents
Employer's Quarterly Federal Tax Return
Employee's Withholding Allowance Certificate
Request for Transcript of Tax Return

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Amend/Fix Return
Apply for Power of Attorney
Apply for an ITIN
Rules Governing Practice before IRS

Which Forms Must I File?

If you are liable for: Then use Form: Due by:
Income tax 1040 and Schedule C or C-EZ 15th day of 4th month after end of tax year.
Self-employment tax Schedule SE File with Form 1040
Estimated tax 1040-ES 15th day of 4th, 6th, and 9th months of tax year, and 15th day of 1st month after the end of tax year.
Social Security and Medicare taxes and income tax withholding

941 or 944 (e-file)
 

943 (Agriculture Taxes)

April 30th, July 31, October 31, and January 31.

See Publication 225

See Publication 15

Providing information on social security and Medicare taxes and income tax withholding

W-2 (to employee)

W-2 and W-3 (to the Social Security Administration)

January 31

Last day of February (March 31 if filing electronically).

Federal Unemployment (FUTA) tax 940 (e-file)

January 31.

April 30, July 31, October 31, and January 31, but only if the liability for unpaid tax is more than $500.00

Filing information returns for payments to nonemployees and transactions with other persons See Information Returns Forms 1099-to the recipient by January 31 and to the IRS by February 28 (March 31 if filing electronically). Other forms - See the General Instructions for Forms 1099, 1098, 5498, and W-2G.
Excise tax See Excise Taxes See the instructions to the form.
Partnership taxes 1065 For tax years beginning after 2015, the due date for a domestic partnership to file its Form 1065 has changed to the 15th day of the 3rd month following the date its tax year ended. Provide each partner with Sch K-1 (Form 1065). Also, see Partnerships.
S-Corporation taxes

1120-S

1120-W (Estimated Taxes - Corporations Only)

For tax years beginning after 2015, the due date for filing corporate returns generally is the 15th day of the 4th month after the end of the corporation's tax year. Special rules apply to corporations with tax years ending in June. See the form's instructions for more details.
Corporate taxes

1120

15th day of the third month after the end of the tax year for most Form 1120 corporation returns (except Form 1120-C filers who meet the requirements of section 6072(d) and Form 1120-IC-DISC) with tax years beginning before January 1, 2016. For taxable years beginning after December 31, 2015, the Form 1120 family of returns (except Form 1120-C, Form 1120S, and Form 1120-IC-DISC) is due on or before the 15th day of the fourth month following the close of the C corporation’s tax year, with one exception as follows. The income tax return of a C corporation that ends its tax year on June 30 remains due on or before the 15th day of the third month following the close of the fiscal year for tax years beginning after December 31, 2015 and before January 1, 2026. Also, see Corporations.
Limited Liability Company (LLC)

Only member of LLC is an individual - LLC income and expenses are reported on Form 1040, Schedule C, E, or F. If you prefer to file as a corporation, Form 8832 must be submitted.

Only member of the LLC is a corporation, income and expenses are reported on the
corporation’s return, usually Form 1120
or Form 1120S.

Most LLCs with more than one member file
a partnership return, Form 1065. If you
would rather file as a corporation, Form
8832 must be submitted. No Form 8832 is needed if filing as a partnership.

See Publication 3402 or Publication 583

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