A waiver of sections 23 to 27, inclusive, in any lease or other rental agreement, except as otherwise provided by law or by federal, state or local regulation shall be void and unenforceable.
Mass. Gen. Laws ch. 186, § 28
Waivers of Secs. 23 to 27 void and unenforceable
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.