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Social Security Refund Instructions
Signature. 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 claim.
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About Form 843, Claim for Refund and Request
Feb 14, 2023 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 4466 (Rev. October 2018)
See the instructions for the corporations tax return. How To File. Complete and file an original, signed Form 4466 with the applicable. Internal Revenue
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