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Form 4466 (Rev. October 2018)
Any corporation that overpaid its estimated tax for the tax year may apply for a quick refund if the overpayment is: At least 10% of the expected tax
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About Form 843, Claim for Refund and Request
Jan 21, 2025 Use Form 843 to claim a refund or request an abatement of certain taxes, interest, penalties, fees, and additions to tax.
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Form 843, Claim for Refund and Request for Abatement
If you are filing Form 843 to request a refund or abatement relating to a joint return, both you and your spouse must sign the Form. 843. Forms 843 filed by
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