Complete the application and criminal history forms. The forms should be typed or legibly written using black ink.Assuming you are over 18 years of age, first, you or your attorney will need to fill out the application for name change to be filed with the district court. By signing this form, I affirm that: • The above information is correct to the best of my knowledge. You can now download and print a generic affidavit template from forms. The process is a bit lengthy. First, you'll need to fill out all applicable forms. Learn about Signature and Name Affidavits, commonly found in loan packages. See whether you need to notarize it and get answers to your questions. In this chapter you will learn how to serve copies of your completed forms and how to fill out the Affidavit of service.