There are many great sites on the World Wide Web but trying to actually find those great sites can be a frustrating experience. We have compiled a list of Websites that we have found to be helpful resources of information. When you click on a link, a new window will pop up. Close the window when you are ready to return to this page. Internet Resource The Internal Revenue Service Home of the IRS on the Web. The IRS has almosat anything you need to know on their Website. Wisconsin Department of Revenue Home of the Wisconsin DOR on the Web. Check your refund or download the latest forms from their website