Department of Industrial Accidents (DIA)

Department of Industrial Accidents

The Department of Industrial Accidents (DIA) oversees the Massachusetts workers’ compensation system.

Contact Us

Department of Industrial Accidents (DIA) logo

Address

1 Congress St., Suite 100, Boston, MA 02114

Phone

This line is open 8 a.m. to 5 p.m., M-F

Toll Free (Mass. Only) (800) 323-3249

This line is open 8 a.m. to 5 p.m., M-F

TDD (Hard of hearing) (800) 224-6196

This line is open 8 a.m. to 5 p.m., M-F

Who we serve

As the court system for workers’ compensation cases, we help injured workers, employers, attorneys, and insurers among others. We resolve disputes as to whether benefits are due or should be stopped. We are responsible for making sure employers in Massachusetts have workers’ compensation insurance.

Recent news & announcements from Department of Industrial Accidents

News

Workplace Safety Grant Program Application Announcement Fiscal Year 2019 

4/23/2018 Department of Industrial Accidents

Workplace Safety Grant Program Application Announcement Fiscal Year 2019

News

2018 Medical Reimbursement Rate Review for Workers’ Comp. Cases 

4/23/2018 Executive Office of Health and Human Services

Upcoming Events from Department of Industrial Accidents

No upcoming events scheduled

Locations of Department of Industrial Accidents

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