Transportation

Hazmat Awareness Training: Who Counts as a Hazmat Employee

August 23, 2026·8 min read·Certified Training USA

Who counts as a hazmat employee

The definition in 49 CFR Part 172 is written around function, not job title. A hazmat employee is a person employed by a hazmat employer who directly affects hazardous materials transportation safety. That phrasing is deliberately broad, and it is the reason so many employers undercount. Nobody is looking for the word hazmat in the person's job description.

The listed functions cover loading, unloading and handling hazardous materials, preparing them for transport, marking and labelling packages, preparing shipping papers, operating a vehicle carrying them, and designing, manufacturing, testing, reconditioning or repairing packagings used for them. Read that list slowly against your own staffing chart. Most employers find at least one person they had not counted.

Driving is one function among many, and it is not the widest one. A driver who never opens a trailer is a hazmat employee, and so is the person on the dock who put the label on the drum, and so is the clerk who typed the shipping paper. Each of them can create a violation the others cannot.

The office and warehouse people employers assume are outside it

The shipping clerk is the clearest case. Preparing a shipping paper is a listed function, so a person who enters the proper shipping name, hazard class, identification number and packing group is a hazmat employee even if that person never sets foot in the warehouse. The paperwork is the legal description of what is on the truck.

Warehouse staff get missed for the opposite reason. They handle the freight but do not think of themselves as being in transportation, particularly where material is stored for a while before it ships. Handling and loading are listed functions. Time sitting in a rack does not remove a package from the transport chain once it is destined to move.

Then there are the part-timers, temps and seasonal staff. Employers who train their permanent crew properly often leave agency workers out of the process entirely, which is exactly backwards, since the temporary person is the one least likely to recognize a damaged package or a missing label. The requirement follows the function, not the employment arrangement.

We only ship limited quantities, so training does not apply to us.
Volume and exception status change what applies, not whether the training obligation exists. Somebody still decides the material qualifies for an exception, marks the package accordingly and prepares the paperwork, and those are the functions that make a person a hazmat employee. Small shippers are the group most likely to have no records at all, and no records is the easiest finding an investigator can write.

The training components Part 172 requires

Initial training has defined components. General awareness and familiarisation gives the employee enough understanding of the hazard communication system to recognize and identify hazardous materials. Function-specific training covers the requirements that apply to the particular job the person actually does. Safety training covers emergency response information, self-protection measures and accident avoidance methods for the materials handled.

Security awareness training covers recognizing security risks in hazardous materials transportation and how to address them. Employers whose operations require a security plan carry a further in-depth security training obligation tied to that plan. Awareness training is the baseline that everyone gets, and the deeper security training sits on top of it where the plan applies.

Awareness alone does not qualify anyone to do a specific job. It is the shared foundation, and function-specific training is what makes a shipping clerk competent to describe a shipment or a loader competent to segregate incompatible materials. Employers who buy an awareness course and stop there have completed part of the requirement and filed it as though it were all of it.

Testing, supervision and the new employee gap

Part 172 requires that a hazmat employee be tested on the training received, and the employer certifies the result. This is not a formality that a video completion screen satisfies on its own. If your training system cannot show that the person was assessed, you are holding a record of attendance rather than a record of training.

New employees are the sharp edge. A person who has not yet completed training may perform hazmat functions only under the direct supervision of a properly trained hazmat employee, and only within the period the regulation allows. Direct supervision means what it says. It does not mean a trained person is somewhere in the building that day.

The practical failure looks like this. A new dock hand starts on a Monday, the trainer is away, and by Thursday the new person is labelling drums alone because the work has to move. Nothing goes visibly wrong, so it becomes normal. The gap only surfaces when a package is found wrongly marked and somebody asks who prepared it.

How this standard compares, by OSHA citation count
Fall Protection
30,929
Hazard Communication
28,898
Respiratory Protection
17,672
Lockout/Tagout
17,359
Powered Industrial Trucks
12,902
Scaffolding
11,522
Walking-Working Surfaces
11,110
Machine Guarding
9,782
The course
Hazmat Awareness Training
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Recurrent training and keeping the cycle honest

Training is not a one-time event. Part 172 requires recurrent training on a defined cycle, and the clock runs from the previous training rather than from a convenient calendar date. Check the current interval with PHMSA, which administers the hazardous materials regulations, and set your internal reminders earlier than the deadline so you have some slack.

Retraining is also triggered by change. A new job function, a new material, or a regulatory change that affects how the person does the work all create a training need before the cycle would otherwise come round. Employers who run training purely on the calendar miss these, and the missed ones tend to be the gaps that actually matter.

Build the tracking around people rather than around courses. A spreadsheet keyed to each hazmat employee, showing what they were trained on, when, by whom and when the next round falls due, survives staff turnover. A folder of completion certificates sorted by date does not, and it is the format most small employers end up with.

The records the employer has to hold

The employer keeps the record, not the employee. Part 172 requires a record of current training, retained while the person is employed as a hazmat employee and for a defined period after that person leaves. A completion certificate emailed to a worker who has since resigned is not a record the employer holds, and an investigator will treat it that way.

The record has to identify the employee, show the completion date of the most recent training, describe or identify the training materials used, name the person providing it, and include the employer's certification that the employee has been trained and tested. Miss any element and you are left with a document that does not do the job in an audit.

Store it where an investigator can be handed it the same day. Hazmat records are among the first things requested in a review, and an employer who needs a week to reconstruct them from three systems and a former manager's inbox has already told the investigator something about how the program is run.

What online training covers and what it cannot

Online delivery suits general awareness, safety and security awareness training well. Recognizing the hazard communication system, reading a label and a placard, understanding what the shipping paper is telling you and knowing what a security risk looks like in a yard are knowledge, and knowledge transfers at a desk. At $49 the cost of covering an office worker is trivial.

Function-specific training is where the employer has to do the work. Your packagings, your materials, your segregation rules, your emergency response information and your procedure for a damaged package are specific to your operation. An off-the-shelf course cannot know them, and buying one does not discharge the obligation. Plan an internal session covering exactly what each role touches.

The testing and certification also stay with the employer. No provider issues a DOT hazmat certification, because the regulation puts the certification in the employer's hands. What a course gives you is a documented training component and a record you can file. The employer signs the certification, keeps the record and carries the responsibility for it.

Our freight broker handles the hazmat paperwork for us.
If your staff hand over the description, weight, hazard class or packing information that goes on the shipping paper, your staff are preparing hazardous materials for transport. Outsourcing the typing does not outsource the function or the training requirement. Look at who decides what the material is and how it gets described, because that decision is the one the regulation cares about.

Who should take this course

Anyone whose work touches hazardous materials in transport. Drivers hauling placarded and non-placarded hazmat, dock and warehouse staff who load, unload or handle packages, shipping and receiving clerks who prepare or check papers, and packaging staff who mark and label. If a person's task appears in the Part 172 function list, that person needs training.

Supervisors and managers over any of those people should take it as well. A manager who does not know what triggers the definition will keep assigning hazmat functions to untrained staff without realising it, and will sign off on records that are missing required elements. The definition problem is nearly always a management problem first.

Employers who ship small quantities occasionally are the most exposed group of all. A company that sends a few hazardous packages a month often has no hazmat program at all, because nobody there thinks of the business as a hazmat operation. The regulation does not care about volume. It cares about whether the function is performed.

Frequently asked questions

Is hazmat awareness training the same as the hazmat endorsement?

No. The hazmat endorsement is a license endorsement a driver obtains through the state, with a knowledge test and a security threat assessment. Hazmat employee training under Part 172 is an employer obligation covering anyone who performs a hazmat function, driver or not. A driver holding the endorsement still needs the employer training and the record.

Does an employee need retraining when changing jobs internally?

Yes, if the new role involves hazmat functions the previous training did not cover. Function-specific training is tied to what the person actually does, so moving from the dock to the shipping desk creates a new training need even though the person and the employer have not changed. Update the record to show what the new training covered.

Can training records transfer from a previous employer?

The new employer has to hold a record of current training and certify it. Where prior training is recent, complete and documented well enough for the new employer to rely on and certify, it can be used, but the new employer still owns the record, and the function-specific piece almost always needs redoing for the new operation.

Are office staff really hazmat employees?

If they prepare shipping papers or make decisions about how a material is described, classified or marked, yes. The definition follows the function. A person who never leaves a desk can put wrong information on a document that travels with a package across several states, which is exactly the outcome the training requirement exists to prevent.

Who enforces hazmat training requirements?

The hazardous materials regulations are administered by PHMSA, and for motor carriers enforcement usually arrives through FMCSA investigators and roadside inspections. Penalty amounts are set by the federal regulators, and FMCSA publishes the current schedule. Do not plan around the figure. Plan around the fact that training records are among the first documents requested.

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