Family Member: spouse, ancestors (parents, grandparents, great-grandparents); lineal descendants (children, stepchildren, grandchildren, great-grandchildren, including by adoption); and aunts, uncles, nieces, and nephews, and spouses and domestic partners of any of the foregoing.
Domestic Partner: Individuals are each other’s sole domestic partner and intend to remain so indefinitely; maintain a common residence; are at least 18 years of age; share responsibility for each other’s personal and financial obligations; are not married; are not the domestic partner of anyone else; and are not related in a way that prohibits legal marriage in the U.S.