Sole Proprietorships

A sole proprietor is someone who owns an unincorporated business by himself or herself. However, if you are the sole member of a domestic limited liability company (LLC), you are not a sole proprietor if you elect to treat the LLC as a corporation.

If you are a sole proprietor use the information in the chart below to help you determine some of the forms that you may be required to file.

IF you are liable for: THEN use Form:

Income Tax 1040 (PDF) and Schedule C (PDF) or C-EZ (PDF)

Self-employment tax Schedule SE (PDF)

Estimated tax 1040-ES (PDF)

Social security and Medicare taxes and income tax withholding

941 (PDF) or 944 (PDF)

8109 (PDF) (to make deposits)

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

W-2 (PDF) (to employee)

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

Federal unemployment (FUTA) tax

940 (PDF)

8109 (PDF) (to make deposits)

Filing information returns for payments to no employees and transactions with other persons

See Information Returns

Excise Taxes Refer to the Excise Tax web page

References/Related Topics

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Other Useful Forms for Sole Proprietorship

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Publication 334, The Tax Guide for Small Business (for Individuals Who Use Schedule C or Schedule C-EZ)

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Publication 583, Starting a Business and Keeping Records

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Husband and Wife Businesses

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Business Structures

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Distinguishing Between Self-Employed Individuals and Independent Contractors