Code 148: issuance of tda/bal due or tdi/del.
From IRS Document 6209, the IRS's processing codes manual.
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Document 6209 says
Used on individual (IMF) accounts.
Issuance of TDA/BAL DUE or TDI/DEL
The full Document 6209 entry, as printed
I/B Issuance of TDA/BAL DUE or TDI/DEL 77 Causes the accelerated issuance of a TDI/DEL RET (BMF Only) or TDA/BAL DUE assembly when certain non-compliance conditions are present in ANY of the RET Assembly TDA/BAL DUE modules within the Account. TC976, 977, 291 AND 150 (Except SFR return) will Unpost UPC 191. Requires two digit code for IDRS input. Refer to IRM for code titles and definitions.
After code 148
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Questions people ask
What does code 148 mean on my IRS transcript?
Document 6209 calls it "Issuance of TDA/BAL DUE or TDI/DEL".
Sources
Checked against these sources on October 30, 2026.