Note:
Internal Revenue Manual Part 21. Customer Account Services · 2026-10-03 edition · updated 2026-10-04 · United States
If you get a pop-up warning you about updating links to external sources, click the “Don’t Update” button.
The logbook has 2 tabs at the bottom: “Batch Numbers” and “Phase 1 & 2”. Click the “Phase 1 & 2” tab to open the Assigning worksheet.
Unprotect the worksheet. You will need to unprotect the worksheet before you can enter information. In the upper-right corner of the Assigning worksheet, click the button that says “Unprotect”.
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