1 A person may not marry the person's— a grandparent: b parent: c child: d grandchild: e sibling: f parent's sibling: g sibling's child: h grandparent's spouse or civil union partner: i parent's spouse or civil union partner: j spouse's or civil union partner's parent: k spouse's or civil union partner's grandparent: l spouse's or civil union partner's child: m child's spouse or civil union partner: n grandchild's spouse or civil union partner: o spouse's or civil union partner's grandchild. 2 The prohibited degrees of marriage apply whether the relationships described are by the whole blood or by the half blood. 3 In this schedule, spouse and civil union partner include a former spouse or former civil union partner, whether alive or deceased, and whether the marriage or civil union was terminated by death, dissolution, or otherwise.