211 CMR 56.00 is intended to implement the participating repair shop endorsement plan authorized in M.G.L. c. 175, § 113T. The provisions of 211 CMR 56.00 govern insurers, agents and auto damage appraisers notwithstanding the provisions of 212 CMR 2.00: The Appraisal and Repair of Damaged Motor Vehicles promulgated pursuant to M.G.L. c. 26, § 8G.
211 CMR, § 56.01