FMCSR 171.2F: Hazardous Materials Transport Violations

171.2F citations are rare but serious. Our data shows 3 all-time citations with 0% out-of-service rate. Learn what triggers this violation and how to stay compliant.

Severity Weight
N/A
OOS Eligible
No
BASIC Category
Hazardous Materials Compliance
Code System
FMCSR
Code:
171.2F
Code System:
FMCSR
OOS Eligible:
No
Severity Weight:
N/A

Ranks #2,567 of 3,146 FMCSR codes by citation frequency • OOS rate of 0.0% is below the FMCSR-wide average of 33.3%.

Violation Description

Transporting Hazardous Materials not in accordance with this part

In-Depth Explainer

Grounded in TruckCodex roadside-inspection data

What 171.2F means in plain language

This violation covers transporting hazardous materials in a way that breaks federal safety rules. The regulation requires that any load classified as hazardous material must be handled, loaded, transported, and documented according to specific DOT standards. If an inspector finds that your hazmat shipment doesn't meet those standards—whether it's improper packaging, incorrect placarding, missing documentation, or violations of transport procedures—you can be cited under 171.2F.

This is a broad category that captures hazmat violations not covered by more specific codes. An inspector citing 171.2F is saying that something about how you transported the hazardous material broke the rules laid out in the hazmat transportation regulations.

What our enforcement data actually shows

Across our 13 million+ roadside inspection records, 171.2F is an uncommon citation. We recorded only 3 all-time citations for this code, with 1 citation in the last 90 days and 2 citations in the last 12 months. None of those 3 citations resulted in an out-of-service order, giving this code a 0.0% OOS rate—substantially lower than the all-FMCSR average OOS rate of 31.4%.

Ranked #2551 of 3,036 FMCSR codes by citation volume, 171.2F is not a common citation, but its rarity doesn't mean it's unimportant. Any hazmat violation carries serious consequences: fines, carrier penalties, and potential disqualification from hazmat transport.

Who gets cited most

In the last 180 days, our inspection records show Iowa accounted for 2 citations under 171.2F, with 0 out-of-service orders (0.0% OOS rate). The small citation volume limits state-level analysis, but Iowa represents 100% of the recent enforcement activity we've recorded for this code.

Across all-time data, our records show carriers such as Kuhnle Brothers Inc (USDOT 120682), Kris B Services Inc (USDOT 3220192), and UG Transportation LLC (USDOT 3612971) each with 1 citation under this code. This reflects the rare nature of 171.2F enforcement; no single carrier has a pattern of repeated violations.

How severe is this compared to similar codes

171.2F sits within the broader Hazardous Materials Compliance category. Comparing it to peer codes in the same category reveals important context:

  • 171.2K (Representing vehicle with Hazardous Materials with none present) has 255 all-time citations and a 1.6% OOS rate—far higher citation volume but similar low OOS severity.
  • 171.2(k) (Representing vehicle with Hazardous Materials with none present) has 155 citations and a 0.0% OOS rate—comparable enforcement pattern to 171.2F.
  • 171.2B (Failing to comply with all applicable requirements of the hazmat subchapter) has 153 citations and a 0.0% OOS rate—also in the low-OOS tier.

The 0.0% OOS rate across these similar codes suggests that hazmat general compliance violations are typically handled through fines and corrective action rather than vehicle removal. However, the breadth of 171.2F—it can capture many types of hazmat transport errors—means severity depends on what specifically was found wrong.

How to avoid it

Our inspection data reveals several violations that commonly appear alongside 171.2F citations. Use this intelligence to prevent a citation:

  • Verify placarding is correct and visible. One of the most frequent co-occurring codes is 177.817A (Placarding violation). Before you depart, walk around your vehicle and confirm that all hazmat placards are displayed, properly positioned, and match the materials actually loaded.

  • Ensure emergency response information is onboard. Code 172.600C (Emergency response information not available) appeared in a shared inspection with 171.2F. Carry the shipping papers and emergency contact information required by your hazmat shipment. These must be accessible to emergency responders and inspectors.

  • Check packaging and load integrity. Code 177.823A (Movement of damaged hazmat packages) co-occurred in the data. Before loading, inspect all hazmat containers for damage, leaks, or degradation. Do not transport a damaged hazmat package; report it and get a replacement.

  • Confirm you hold a valid hazmat endorsement. Code 383.23A2-H (Operating a CMV without a valid CDL: No hazardous materials / dangerous goods endorsement) was flagged alongside 171.2F. Verify that your CDL includes the hazmat endorsement and that it is current. If you're not endorsed, do not transport hazmat.

  • Review documentation and manifest accuracy. General compliance violations often stem from paperwork errors. Match your bill of lading to the actual cargo, confirm proper hazard class designation, and ensure all required signatures and certifications are present before you roll.

  • Stay alert and avoid fatigue. Code 392.2 (Operating a CMV while ill or fatigued) appeared in shared inspection data. An exhausted or impaired driver is more likely to miss load defects or make documentation errors. Start your shift rested and take required breaks.

Last updated: 2026-04-20T17:24:59.925Z Based on TruckCodex inspection data See 171.2F Q&A → Fleet FAQ →

Top Enforcing States

Where 171.2F is most commonly cited (last 180 days)

1. Iowa
1
OOS 0.0%

Data sources & freshness

TruckCodex aggregates official public-sector datasets. See the Source registry for dataset-level coverage and the Freshness log for last-import timestamps.

Census, SAFER, SMS, Licensing & Insurance (L&I), roadside inspections, crashes, and authority history.

Refreshed daily.

Vehicle recall campaigns, defect investigations, and consumer safety complaints (SCRS).

Refreshed daily.
EIA

Retail diesel and gasoline price history and state fuel-tax tables.

Refreshed weekly.

Cross-border carrier registry and Canadian recall campaigns where applicable.

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TruckCodex is an independent aggregator; it is not affiliated with FMCSA, NHTSA, EIA, or Transport Canada. Always verify compliance-critical information directly with the originating agency.