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Internal Revenue Manual Part 4. Examining Process · 2026-10-03 edition · updated 2026-10-04 · United States

Reviewers would reference an attachment on Form 5456 and write all additional comments on a Word file which can be converted to a PDF file if necessary.

For advisory memos, identify the error(s). Show where to find directions to avoid the errors in the future. (Cases without errors may merit a commendatory advisory memo).

Email Form 5456 to the mandatory review or technical manager for approval, and forward the paper case file, if applicable and if requested.

When approved, do the following:

Inquiry or Correction Memos: The mandatory review or technical manager secure emails the Form 5456 to the appropriate group manager and has the reviewer return the case file to the group manager with the original and a copy of Form 5456.

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