During the administration of President George W. Bush, there was a controversy over the President's use of signing statements, which critics charged was unusually extensive and modified the meaning of statutes.
Wisconsin Filing Due Date: Corporation tax returns are due by March 15 â or by the 15 th day of the 3 rd month following the end of the taxable year (for fiscal year filers). Extended Deadline with Wisconsin Tax Extension: If you have an approved Federal tax extension (IRS Form 7004), your Wisconsin filing deadline will be automatically extended to 30 days past the Federal extension deadline.
The following formats are acceptable for attachment in the Wisconsin e-file application: PDF, TIF, JPG, and BMP. If you do not have an electronic version of your federal income tax return, you can find fill-in federal forms and schedules at irs.gov.Using these fill-in forms, you can save a complete copy of your federal return as a PDF on your computer or to a removable storage device.ttachments are files that accompany your Wisconsin e-file submission to provide required documents, forms, and additional information that the Department of Revenue needs to process your income tax return.