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MFT-CD 13 has to be calendar year with Reference Number 628.

Exception:

Internal Revenue Manual Part 3. Submission Processing · 2026-10-03 edition · updated 2026-10-04 · United States

BMF MFTs 51, 58, 60, 61, 62, 63, and 64 have no restrictions on the earliest valid date on the correction run. Use Action Code 7 to clear the register.

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▸Contents — Internal Revenue Manual Part 3. Submission Processing
Internal Revenue Manual Part 3. Submission Processing

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