Application For Adult Name Change. Files. Application For Adult Name Change.After your notice has been posted for ten days, you will file your Petition and your two (2) Affidavits of Good Character in the Civil Clerk's office. To change the name on a vehicle registration and title, complete a Corrected or Substitute Title Application (MVR5). This is a super easy to do. Bring your birth certificate. You must include a certified copy of the name change court order along with your request. Not sure how to legally change your name in NC after marriage? We've covered NC DMV name changes, the state's name change petition and more.