Compliance Risk Index / FMCSA
Hazardous Materials Compliance Violations
Data coverage: since 2023-01-01 · Source: FMCSA Safety Measurement System (SMS) input data
29,960
real violations recorded
5,861,940
total real inspections in dataset
0.5%
of inspections, this category
0.24%
out-of-service rate
29,960 real hazardous materials compliance violations turn up in FMCSA's own Safety Measurement System input data since 2023-01-01, out of 5,861,940 total real roadside inspections — about 0.5% of every real inspection recorded a violation in this BASIC category. 0.24% of those violations resulted in a real out-of-service order, pulling the vehicle or driver from the road on the spot.
Study CDL Hazardous Materials Endorsement →Other real FMCSA BASIC categories
Source: US FMCSA Safety Measurement System (SMS) input data, since 2023-01-01. National only — this extract carries no per-inspection state field. Full methodology and every other dataset: the Compliance Risk Index.
Frequently asked questions
How many Hazardous Materials Compliance violations does FMCSA record?
29,960 real violations since 2023-01-01, out of 5,861,940 total real roadside inspections in FMCSA's own Safety Measurement System input data -- about 0.5% of every inspection recorded a violation in this category.
What share of Hazardous Materials Compliance violations result in an out-of-service order?
0.24% of these violations resulted in a real out-of-service order, as recorded in FMCSA's own extract.
Does this data include state-level breakdowns?
No -- FMCSA's ingested extract carries no per-inspection state field, so this dataset is national-only.