Primaries shall be held for the nomination of candidates of political parties for all offices to be filled at a state election, except presidential elector. Sections forty-two to fifty-three A, inclusive, shall apply to such primaries.
Mass. Gen. Laws ch. 53, § 41
Sections applicable to nominations at state primaries
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.