In any action or other civil judicial proceeding, a declaration of a deceased person shall not be inadmissible in evidence as hearsay or as private conversation between husband and wife, as the case may be, if the court finds that it was made in good faith and upon the personal knowledge of the declarant.
Mass. Gen. Laws ch. 233, § 65
Admissibility of declaration of decedent
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.