Who Should Take This Course?

Our DOT HAZMAT Training Online: Function Specific – Marking course is designed for employees involved with hazardous materials transportation, such as shipment, carrying, or manufacture, and also involved in the use of hazardous materials labels. This course will help the student learn how to use hazardous materials markings to determine the hazardous material, how to choose the proper marking for the hazardous material, and determine in what situations HAZMAT markings are required. This training meets the requirements for 49 CFR 172.704(a)(2)(i).

If you took our DOT HAZMAT Training: Basic General Awareness (4 Hours) course, this function-specific marking class will provide expanded training regarding marking. If you took our DOT HAZMAT Training: General Awareness/Function Specific (10 Hours)  course, the content of this HAZMAT DOT Marking class was included.

For information on DOT HAZMAT training requirements or the DOT HAZMAT training courses we offer, visit our DOT HAZMAT Training page.

Fully Narrated, Online Training

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Listen  |  Watch  |  Read  |  Interact

Course Outline

This HAZMAT DOT Marking course consists of 6 sections, which are fully narrated and interactive. Knowledge checks and exercises within each section help the student retain the knowledge needed for the final exam.

Module 1
Course Overview
1General Marking Requirements
Bulk and non-bulk packages | What is a marking? | Features of markings | Who marks packages? | Abbreviations | Prohibited markings | Marking hazardous wastes.
2Non-bulk Packaging
Non-bulk labeling requirements | Non-odorized liquid petroleum | Orientation | Large quantities of one material | Limited quantities | ORM-D | Marine pollutants | Hazardous substances. 
3Bulk Packaging
Bulk marking requirements | ID number location | Marking size | Fumigant markings | Marine pollutant markings | Special permit markings. 
4Identification Numbers
Bulk ID number markings | Where ID numbers are not necessary | Replacing missing ID number markings. 
5Marking by Hazmat Type
Radioactive materials | Poisonous materials | Explosive materials | Infectious substances | Biohazards | Elevated temperatures | Keep away from heat. 
6Marking by Bulk Packaging Type
Portable tanks | Cargo tanks | Proper shipping name | ID number | QT and NQT | Emergency shutoff | Tank cars and multi-unit tank car tanks | Other types of bulk packaging.
Course Exam

Course Exam

  • The final exam for this course consists of 20 questions, which are randomly compiled from a large pool of possible questions.
  • A 70% or better score is needed in order to pass the final exam. If a student does not pass, they may re-review information in the sections as necessary, and retake the test as many times as needed in order to pass.

Course Format

This is a 100% online, fully narrated course. The training is self-paced and available 24/7.

Designed by Certified Outreach Trainers, this DOT HAZMAT course includes up-to-date, high quality training created with your safety and learning as our top priority. The course features interactive training, which combines audio and visual elements for maximum retention. A downloadable student manual is provided for note-taking and student reference. The course is completed entirely online using a computer with an internet connection and is available 24/7. For your convenience, it can be completed over time, and your progress will be saved in our Online Training System (OTS) to the last section completed. Students are given 6 months to complete the course after enrollment. We are so certain you will be satisfied with your experience, that we offer a 100% Money Back Guarantee*.

Once the course is completed, you will immediately be able to download, save or print your Course Completion Certificate which is provided in PDF format. We’ll also mail you a PVC credit card style Wallet ID Card with optional photo, showing training course completion. The card will be mailed within 24 hours of course completion.


This DOT HAZMAT Training online Marking course was designed by Certified Outreach Trainers and meets the requirements for 49 CFR 172.704(a)(2)(i).

DOT HAZMAT Certification

Once the course is completed, you will immediately be able to download, save or print your DOT HAZMAT Course Completion Certificate which is provided in PDF format within our Online Training System (OTS). We’ll also mail you a PVC credit card style Wallet ID Card with optional photo, showing training course completion. The card will be mailed within 24 hours of course completion.

Course Objectives

The objective of this DOT HAZMAT Marking course is to meet the Federal Department of Transportation (DOT) training requirements for 49 CFR 172.704(a)(2)(i).

Per 49 CFR 172.704(a)(2)(i):

Function-specific Training. (i) Each hazmat employee must be provided function-specific training concerning the requirements of this subchapter, or exemptions or special permits issued under subchapter A of this chapter, that are specifically applicable to the functions the employee performs.

Learning Objectives

After completing this course, the student should be able to:

  • Know the proper application locations and situations for markings
  • Determine responsibility for package markings
  • Use the hazardous materials requirements to mark freight containers, non-bulk packages and transportation vehicles
  • Understand marking requirement exceptions
  • Understand special markings for international shipments

Additional Training

HAZMAT employers are required to train new HAZMAT employees within 90 days of employment or assuming new HAZMAT related job responsibilities. Direct supervision is required of the employee performing a hazardous material function until training is complete. DOT requirements specify HAZMAT employees need to be retrained and tested at least once every three years. FAA requirements specify under 14 CFR that air carrier employees be retrained every two years.

Please note that this DOT HAZMAT training online course is not meant to replace company-specific or function-specific training provided by your employer on equipment use and procedures for your particular work environment. You must be trained by your employer on the hazards, equipment, engineering and administrative controls, safe work practices and emergency plans specific to your role and workplace. Employers need to evaluate employee needs for additional DOT hazardous material training and training in the use of personal protective equipment used on the job.

In ALL situations, employers are required to ensure their employees are adequately trained to do their job.

The HazMat Student Advantage

Student Advantages