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. Tax The Internal Revenue Service Home of the IRS on the Web. The IRS has definitely done a nice job on their Website. Comptroller of the Treasury Home of Maryland's Comptroller of the Treasury. There are many useful links for the individual and business available here. PA Department of Revenue WV Department of Tax & Revenue MD Department of Labor & Licensing Social Security Administration