4 - Erroneous AbatementThe timely filed TC 150 return for TY 2018 is determined to be a nullity. The valid taxpayer filed a return reporting tax of $.00 and withholding of $2,500 which posted as a TC 976. Form 14039 is included with the return. The ASED for the valid return is expired. Based on the original return, the account shows TC 150 tax of $5,000, and withholding of $6,000. A CP 2000 proposing a tax increase of $2,000 based on unreported income is issued to the valid taxpayer’s last known

Caution:

Internal Revenue Manual Part 25. Special Topics · 2026-10-03 edition · updated 2026-10-04 · United States

Before continuing, ensure this is not a data breach.

You can resolve UPC 126 0 or TC 971 AC 129 following IRM 25.25.6.5, Responding to the Taxpayer and Case Resolution for the Taxpayer Protection Program (TPP) Telephone Assistors and Taxpayer Assistance Center (TAC) Assistors, procedures. Disregard phone specific procedures.

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▸Contents — Internal Revenue Manual Part 25. Special Topics

Internal Revenue Manual Part 25. Special Topics

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