OMB control number
U.S. Business Income Tax Returns
OMB 1545-0123 · TREAS/IRS.
OMB 1545-0123
These forms are used by businesses to report their income tax liability. The data is used to verify that the items reported on the forms are correct, and also for general statistics use.
The latest form for U.S. Business Income Tax Returns expires 2027-01-31 and can be found here.
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