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FMCSA · SAFETY STATISTICS

What puts trucks and drivers out of service?

The most frequent out-of-service violations in our indexed FMCSA inspection records, ranked by violation code.

Inspection coverage: – Report refreshed: Violation source updated:
Recorded violations13,571,170
Out-of-service violations2,411,961
Violation codes2,379

All violation codes

Highest OOS count first. Codes with no recorded OOS occurrences appear last.

All violation codes
Violation codeDescriptionOOS occurrencesAll occurrencesShare of all OOS
172.203A-HMSPSHM (Shipping Papers) - Shipper HM shipping paper does not list special permit number as required0680.0%
172.203BLimited quantity not shown060.0%
172.203B-HMSPSHM (Shipping Papers) - Shipper HM shipping paper does not list limited quantity as required0110.0%
172.203C1Hazardous substance entry missing0100.0%
172.203C2RQ not on shipping paper01210.0%
172.203C2-HMSPSHM (Shipping Papers) - Shipper HM shipping paper does not list RQ as required01610.0%
172.203D1Radionuclide name not on shipping paper020.0%
172.203D1-HMRAMSPSHM RAM (Shipping Papers) - Shipper HM shipping paper does not list each radionuclide as required010.0%
172.203D2-HMRAMSPSHM RAM (Shipping Papers) - Shipper HM shipping paper does not list description of physical or chemical form as required010.0%
172.203D3No RAM activity020.0%
172.203D3-HMRAMSPSHM RAM (Shipping Papers) - Shipper HM shipping paper does not list activity/SI units as required030.0%
172.203D4No RAM label category080.0%
172.203D4-HMRAMSPSHM RAM (Shipping Papers) - Shipper HM shipping paper does not list category of label as required040.0%
172.203D5No RAM transport index020.0%
172.203D5-HMRAMSPSHM RAM (Shipping Papers) - Shipper HM shipping paper does not list transport index as required040.0%
172.203D6No fissile radioactive entry080.0%
172.203D6II-HMRAMSPSHM RAM (Shipping Papers) - Shipper HM shipping paper does not list criticality safety index when required010.0%
172.203D8Export package or foreign made package not marked with IAEA Certificate030.0%
172.203ENo empty packaging noted080.0%
172.203H2-HMSPSHM (Shipping Papers) - Shipper HM shipping paper does not list additional descriptions for liquefied petroleum gas as required.0100.0%
172.203KNo technical name for n.o.s. entry01240.0%
172.203K-HMSPSHM (Shipping Papers) - Shipper HM shipping paper does not list technical name for n.o.s. as required.0920.0%
172.203LNo Marine Pollutant entry0180.0%
172.203L-HMSPSHM (Shipping Papers) - Shipper HM shipping paper does not list marine pollutant as required.0160.0%
172.203MNo Poison Inhalation Hazard and / or Hazard Zone020.0%
172.203M1Poison or toxic with subsid hazard010.0%
172.203M3VOID No poison inhalation hazard and/or zone A020.0%
172.203M-HMSPSHM (Shipping Papers) - Shipper HM shipping paper does not list poison/toxic inhalation hazard (PIH/TIH) and zone as required.060.0%
172.203PNo Non-odorized entry for LPG080.0%
172.204A-HMSPSHM (Shipping Papers) - Shipper HM shipping paper does not include shipper certification as required.0590.0%
172.204D-HMSPSHM (Shipping Papers) - Shipper HM shipping paper does not have certification signature legibly signed as required.0420.0%
172.205Hazardous waste manifest not as required0150.0%
172.205A-HMSPHM (Shipping Papers) - Operate a motor vehicle with a hazardous waste manifest not as required per 40 CFR 262.20. Explain:020.0%
172.205A-HMSPMCHM (Shipping Papers) - Motor carrier permit/require a driver to operate a motor vehicle with a hazardous waste manifest not as required040.0%
172.205B-HMSPMCHM (Shipping Papers) - The shipper (generator) shall prepare the manifest in accordance with 40 CFR part 262040.0%
172.205C-HMSPMCHM (Shipping Papers) - The original copy of the manifest must be dated by, and bear the handwritten signature of, the person required0140.0%
172.205D-HMSPMCHM (Shipping Papers) - A copy of the manifest must be dated by, and bear the handwritten signature of the person required090.0%
172.205E-HMSPMCHM (Shipping Papers) -A copy of the manifest bearing all required dates and signatures as required0130.0%
172.205I-HMSPMCHM (Shipping Papers) -The shipping description for a hazardous waste must be modified as required by 172.101(c)(9)070.0%
172.2B-HMGRMCHM (General Requirements) - Failing to comply with all applicable requirements of this subchapter, or an exemption or special permit, approval, or registration is0140.0%
172.2C-HMGRMCHM (General Requirements) - Failing to comply with Hazardous Materials regulations when offering hazardous materials for transportation.060.0%
172.2D-HMGRMCHM (General Requirements) - Accepting Hazardous Materials for transportation without registering with PHMSA.0150.0%
172.2E-HMGRMCHM (General Requirements) - Accepting a hazardous material for transportation which is not properly classed, described, packaged, marked, labeled, and in conditio020.0%
172.2F-HMGRMCHM (General Requirements) - Transporting Hazardous Materials not in accordance with this part.050.0%
172.2G-HMGRMCHM (GENERAL REQUIREMENTS) - CARGO TANK (PACKAGING) DOES NOT COMPLY WITH HAZARDOUS MATERIALS REGULATIONS.0120.0%
172.301NON-BULK PKG MARKING- GENERAL050.0%
172.301A1-HMMSHM (Markings) - Offering a non-bulk HM package with no proper shipping name and/or ID number as required, or when minimum size requirements are not met.03080.0%
172.301A1-SZNon-bulk package marking is incorrect size040.0%
172.301A2-HMMSHM (Markings) - Failing to include the word waste in association with the proper shipping name when the package bears the EPA marking prescribed by 40 CFR 262.32030.0%
172.301BNo technical name on non-bulk0280.0%

How to read this report

Each indexed violation identity counts once. Only a violation explicitly marked out of service contributes to the OOS count. Repeated copies are counted once; conflicting code or OOS values are excluded. Unknown flags remain in all occurrences but not in the OOS count. Missing codes appear as “Code not reported”.

These are violation counts, not unique inspections, trucks, drivers, or carrier-wide out-of-service orders. Coverage describes the currently indexed inspection dataset, not all historical FMCSA records. Frequencies do not establish crash causation or a carrier’s safety rating.

Unknown OOS flags: 112 · Conflicting records excluded: 0

FMCSA source data ↗