In this guide, we will explain who needs to complete Form I864, when to file it, and how to fill out Form I864 stepbystep. Hi, I was just filling out the form INZ1178 - Partnership support forms for residence.This tip sheet will help you complete Form I864, Affidavit of Support Under Section 864A of the INA. Detailed. In today's video we're going to fill out form i-864 the affidavit of support form together. It is one of the most confusing forms. NOTE: Each individual owner, excluding married couples, residing on the property must complete a separate application to qualify for their exemption. For Student housing Programming, Roommate. You must answer all the questions on this form unless instructed otherwise. Fill in a support request form. Complete this form (INZ 1178) if you are supporting an applicant for New Zealand residence under the Partnership Category.