The AIB is an industry rating organization licensed by the Massachusetts Commissioner of Insurance to make filings for private passenger and commercial automobile insurance rates, rules, policy forms and endorsements. The AIB provides actuarial services, statistical data and claim information for use by member companies operating in Massachusetts.

The materials in this section outline the AIB's role and its members' interests in the Massachusetts insurance market. The AIB staff is pleased to assist its members in understanding the competitive environment and issues associated with private passenger and commercial automobile insurance. The AIB can provide actuarial assistance, filing support and regulatory information, as needed by any member.