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.
Wisconsin e-file is the system almost any full-year, part-year or non-resident of Wisconsin can use to electronically file their state income tax returns. Wisconsin e-file is free and available 24 hours a day, seven days a week.f you claim any of these credits, you must submit required documents using the Form W-RA within 48 hours of e-filing or you may attach them to your Wisconsin e-file return: 1  Homestead credit; 2  Net tax paid to another state credit;