Mass. Gen. Laws ch. 159C, § 3: Unsolicited telephonic sales calls; limitations

Section 3. A telephone solicitor shall not make or cause to be made an unsolicited telephonic sales call to a consumer: (i) if the consumer's name and telephone number appear on the then current quarterly no sales solicitation calls listing made available by the office under section 2; (ii) to be received between the hours of 8:00 p.m. and 8:00 a.m., local time, at the consumer's location; (iii) in the form of electronically transmitted facsimiles; or (iv) by use of a recorded message device.