IRS library
Entity returns
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1065 forms
U.S. Return of Partnership Income is used by partnerships for reporting annual taxes.
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1041 forms
U.S. Income Tax Return for Estates and Trusts is used by estates and trusts for reporting annual taxes
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1120 forms
U.S. Corporation Income Tax Return is used by corporations for reporting annual taxes.
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4797 form
Sales of Business Property (Also Involuntary Conversions and Recapture Amounts)
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IRS 8804 Schedule A
Penalty for Underpayment of Estimated Section 1446 Tax for Partnerships
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8453-F form
U.S. Estate or Trust Income Tax Declaration and Signature for Electronic Filing
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8879 forms
Use this form to authorize a signature for an e-filed return filed by an electronic return originator (ERO).
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8916-A form
Supplemental Attachment to Schedule M-3. Attach this to Schedule M-3 for Form 1065, 1120, 1120-L, 1120-PC, or 1120S
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8832 form
Entity Classification Election. Entity uses this form to elect how it will be classified for federal tax purposes
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4626 form
Alternative Minimum Tax - Corporations is used by corporations to calculate their alternative minimum tax (AMT) under section 55.
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