The Massachusetts Department of Industrial Accidents' (DIA) online Proof of Coverage Verification Application, a search engine, enables users to verify workers' compensation insurance coverage for businesses operating within the Commonwealth of Massachusetts and provides separate internet links to verify businesses that are self-insured or are members of a self-insured group. Use of the DIA Proof of Coverage Verification Application is conditioned upon the acceptance of, and compliance with, the terms, conditions, and notices stated within this disclaimer and throughout the DIA web site.