Massachusetts truck inspection & out-of-service stats

How Massachusetts compares

Between Aug 2023 – Aug 2026, Massachusetts logged 71,572 roadside inspections and 148,579 violations, of which 21,128 were serious enough to place a driver or vehicle out of service. That’s an out-of-service rate of 14.2% of all violations — 3.4 points below the national average of 17.6%. By inspection volume, Massachusetts ranks 35th of 51 states.