The OPSI regulates areas from amusement devices to construction supervisors to refrigerator technicians.
Please be advised that the Office of Public Safety and Inspections (OPSI) has instituted a new protocol for the reporting of incidents that require the immediate attention of the OPSI.
Information on getting a first-time license or license renewal
Find the information you need about Office of Public Safety and Inspection exams
An unofficial copy of all versions of the Mass. State Building Code
Consumers have millions of interactions with our 580,000 licensees every year. If you experienced an unsatisfactory outcome, you can file a complaint with our Office.
Find a list of some of the most requested resources here
Learn how to request public records from the Executive Office of Housing and Economic Development Office of Public Safety and Inspections.