(a) For the purpose of intestate succession, an individual is the child of his or her parents, regardless of their marital status, but a parent shall not inherit from a child unless the parent has openly acknowledged the child and not refused to support the child.
(b) The parent and child relationship may be established in parentage proceedings under Title 15C.
(c) A parent shall not inherit from a child conceived of sexual assault who is the subject of a parental rights and responsibilities order issued pursuant to 15 V.S.A. § 665(f).