MASSACHUSETTS AUTO INSURANCE GUIDE
Massachusetts UM & Optional Underinsured Motorist Coverage
Massachusetts requires uninsured-motorist coverage and offers underinsured-motorist protection as optional coverage. This guide will address insured status, minimum UM limits, optional UIM, available limits, priority, offsets, and preservation issues after a liability settlement.
Publication review note — September 17, 2026. Verify current compulsory UM requirements, optional UIM provisions, approved policy forms, offsets, priority rules, and controlling decisions before publication.
VictimsGuide 