Check to be sure you meet Wisconsin's minimum requirements for getting a GED diploma. You must be at least 18 years old or your high school class must have already graduated. You also have to be a resident of the state of Wisconsin.
Print the "Preliminary Application for the High School Equivalency Diploma" form from the Wisconsin Department of Public Instruction website.
Complete the form. Required information includes your name and contact information, the high school you attended, credits earned and your signature.
Schedule the GED diploma test. There is a list of testing facilities and their phone numbers that you can contact to schedule the test through the Wisconsin Department of Public Instruction's website. Choose the one closest to you and call to find out when the next GED diploma test will be administered.
On test day, take your completed form, your Social Security card and a method of payment. Once you pass the GED diploma test, you will receive your GED diploma.