Massachusetts truck inspection & out-of-service stats

How Massachusetts compares

Between Aug 2023 – Oct 2026, Massachusetts logged 71,388 roadside inspections and 146,679 violations, of which 21,063 were serious enough to place a driver or vehicle out of service. That’s an out-of-service rate of 14.4% of all violations — 3.3 points below the national average of 17.7%. By inspection volume, Massachusetts ranks 34th of 51 states.