Mass. Gen. Laws ch. 15A, § 27

Each public institution of higher education which provides housing for students in dormitories shall establish rules and regulations providing that a certain number of dormitory rooms shall be reserved for nonsmokers. Each such public institution shall provide a space on the application for admission or student housing for the applicant to indicate whether he would prefer to reside in a room where smoking was prohibited or whether he would prefer to reside in a room where smoking was allowed.