If you send in a payment by check, you must also complete Form 1040-V and include it with your tax return. The IRS requests that you don't staple the check to your return, but simply enclose it in your envelope.

Form 1040-V, Payment Voucher

The file is in Adobe portable document format (PDF), which requires the use of Adobe Acrobat Reader.

To get a free version of Adobe Acrobat Reader software, go to the Adobe web site.

For more information, see our discussion on paying your taxes.

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