Code 776: generated interest due on overpayment.
The IRS owes you interest because the refund came late.
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For your refund.
Interest is paid with the refund and is taxable next year.
Document 6209 says
Credit. Used on individual (IMF) accounts.
Generated Interest Due on Overpayment
The full Document 6209 entry, as printed
Credit (NPJ) I/B Generated Interest Due on Over - payment Generated Transaction BMF/IMF: Credits the Tax Module for the amount of computer generated interest due when a Tax Module is overpaid as the result of a credit or an abatement. If restricted credit interest was previously posted to the Tax Module, interest must be manually computed.
After code 776
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Questions people ask
What does code 776 mean on my IRS transcript?
Document 6209 calls it "Generated Interest Due on Overpayment". The IRS owes you interest because the refund came late. Interest is paid with the refund and is taxable next year.
Sources
Checked against these sources on October 30, 2026.