Code 142: delinquency investigation.
From IRS Document 6209, the IRS's processing codes manual.
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Document 6209 says
Used on individual (IMF) accounts.
Delinquency Investigation
The full Document 6209 entry, as printed
I/B/ E Delinquency Investigation Generated Transaction Records the issuing of a Taxpayer Delinquency Investigation (TDI/DEL RET). Establishes Status Code 03 within the affected tax module. Processed same as TC 141.
After code 142
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Crowd figures, not IRS data. They describe what happened to others, not a promise.
Questions people ask
What does code 142 mean on my IRS transcript?
Document 6209 calls it "Delinquency Investigation".
Sources
Checked against these sources on October 30, 2026.