No person who falls under any one of the following subparagraphs may become the inheritor: <Amended on Jan. 13, 1990; Mar. 31, 2005>
1. A person who has intentionally killed or attempted to kill a lineal ascendant, the inheritee, his or her spouse, or any person who has priority or is in the same order of inheritance;
2. A person who has intentionally assaulted a lineal ascendant, the inheritee or his or her spouse, and caused their death;
3. A person who interferes by fraud or duress with a will or withdrawal of a will on inheritance of the inheritee;
4. A person who, by fraud or duress, has the inheritee make a will on his or her inheritance;
5. A person who forges, alters, destroys or conceals a will on inheritance of the inheritee.