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.
5.00%. The Wisconsin state sales tax rate is 5%, and the average WI sales tax after local surtaxes is 5.43%. Counties and cities in Wisconsin are allowed to charge an additional local sales tax (up to 0.5%) on top of the Wisconsin state sales tax (72 counties currently take advantage of this additional tax).