Form 1 Wisconsin - Application to ascertain wisconsin net income tax reported as paid or payable |. Web form 1 is the long form of the income tax return for wisconsin residents, which can be efiled or mailed. It is also the form for. Web tax return information.
It is also the form for. Application to ascertain wisconsin net income tax reported as paid or payable |. Web tax return information. Web form 1 is the long form of the income tax return for wisconsin residents, which can be efiled or mailed.