If a mortal wound is given, or if other violence or injury is inflicted, or if poison is administered, in any county of the commonwealth, by means whereof death ensues without the commonwealth, the homicide may be prosecuted and punished in the county where the act was committed.
Mass. Gen. Laws ch. 277, § 62
Crime committed in commonwealth resulting in death outside commonwealth; venue
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.