District of Columbia Code Division III. Decedents' Estates and Fiduciary Relations. § 19-503. Requirement of survival by 120 hours under governing instruments.

Except as provided in section 19-506, for purposes of a provision of a governing instrument that relates to an individual surviving an event, including the death of another individual, an individual who is not established by clear and convincing evidence to have survived the event by 120 hours is deemed to have predeceased the event.