N›Taxpayer Notice Codes (TPNCs)
Form 706 MFT 52 TPNCs
Internal Revenue Manual Part 3. Submission Processing · 2026-10-03 edition · updated 2026-10-04 · United States
See the list of taxpayer notice codes for Form 706, U.S. Estate Tax Return, in IRM 3.12.263.3.12.3, TPNCs and Their Notice Messages for Form 706.
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