SA100 TR 5 Box 3: How do I add my spouse's or civil partner's National Insurance Number?

SA100 TR 5 Box 3: How do I add my spouse's or civil partner's National Insurance Number?

  • Go into the Personal Details Page:


  1. Complete the Marital Status and Date of Marriage Boxes:


  1. Tick that you intend to make the claim and then enter your spouse/civil partner's name, then National Insurance Number: