This information is just not. that. hard. to. find.
Evidence: Rule 804. Hearsay Exceptions; Declarant Unavailable
MN Court Rules 804 (b)(2): "Statement under belief of impending death. In a prosecution for homicide or in a civil action or proceeding, a statement made by a declarant while believing that the declarant's death was imminent, concerning the cause or circumstances of what the declarant believed to be impending death."
Sometimes it is good to be wrong.
I was confusing this with what is known as the “Dead man’s rule.”
Different things