The Attorney General's regulations define unfair and deceptive acts or practices. The Attorney General's regulations are not intended to be all-inclusive as to the types of activities prohibited by M.G.L. c. 93A, § 2(a), and they do not authorize acts not specifically prohibited by 940 CMR 9.00.
940 CMR 9.00 shall cover any Group Health Care Insurer, as defined herein, that advertises or does business in Massachusetts regardless of whether it maintains an office in Massachusetts.
940 CMR, § 9.02