Code 642: correction of 640 processed in error all:.
From IRS Document 6209, the IRS's processing codes manual.
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Document 6209 says
Debit. Used on individual (IMF) accounts.
Correction of 640 Processed In Error All:
The full Document 6209 entry, as printed
Debit (PJ) I/B Correction of 640 Processed In Error All: 19, 24 I/B: 34 Reverses a 640 transaction in whole or in part by debiting the Tax Module for the amount of the remittance. BMF/IMF: Releases TC 640 freeze if net of 64X transactions reach zero.
After code 642
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Questions people ask
What does code 642 mean on my IRS transcript?
Document 6209 calls it "Correction of 640 Processed In Error All:".
Sources
Checked against these sources on October 30, 2026.