Depositions to perpetuate the testimony of witnesses within or without the commonwealth, so that they may be evidence against all persons, may, after public notice, be taken upon a commission issued by the supreme judicial court or the superior court.
Mass. Gen. Laws ch. 233, § 59
Perpetuation of testimony for use against all persons
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.