MFT-CD 13 has to be calendar year with Reference Number 628.
Note:
Internal Revenue Manual Part 3. Submission Processing · 2026-10-03 edition · updated 2026-10-04 · United States
Require the BMF TIN from the "Remarks" section of the Form 2859 and display the information on the Form 3552. ISRP must transcribe the BMF TIN to display on IDRS.
It can't be all zeroes (0) or all nines (9).
IMF (Individual Master File) and IRAF (Individual Retirement Account File) documents will contain social security numbers (SSNs).
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