It requires an affidavit of cohabitation if you have a roommate, but if like me, you don't, you have to submit an affidavit that you live alone. Learn about the importance of cohabitation agreements in Texas.Protect your assets and clarify ownership with this informative guide. First, applicants must obtain and complete an Affidavit of Domestic Partnership. These forms allow parents, families, and employers to provide the Child Support Division with additional information so we can better serve you. This affidavit documents the cohabitation of two individuals for over ten years without being legally married. Filing for a domestic partnership in Austin, Texas, is an option to consider if you're in a committed relationship and don't want to marry. A complete list of forms can be found at the bottom of this page. Please read the instructions below to ensure that you select the correct form. View and Download FREE Affidavit of Non-Cohabitation, related FREE Legal Forms, instructions, videos, and FREE Legal Forms information.