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Certified Training Solutions

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DOT Designated Employer Representative (DER) Training

Comprehensive Online Training for DOT Drug & Alcohol Program Responsibilities

Certified Training Solutions, LLC provides comprehensive online Designated Employer Representative (DER) training for employers, managers, and employees responsible for administering DOT drug and alcohol testing programs.

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Learn the essential responsibilities of a DER, understand federal testing procedures, and build the knowledge needed to manage testing-related decisions, employee communications, documentation, and compliance responsibilities.

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Whether you are new to the DER role or need to strengthen your understanding of DOT drug and alcohol testing requirements, this self-paced course offers practical instruction, interactive scenarios, and a certificate of completion.

DER How to Buy and Course intro Video 6-18-25 FINAL_720_1x1.mp4

Why Choose Certified Training Solutions for DER Training?

  • Nine Core Training Modules — Explore key DOT drug and alcohol testing responsibilities and procedures.

  • Interactive Learning — Reinforce your understanding with quizzes and realistic workplace scenarios.

  • Industry-Specific Training — Add the DOT operating-agency module relevant to your industry.

  • Self-Paced Online Access — Complete training on your schedule and save your progress.

  • Certificate of Completion — Download and print your certificate after successfully completing the course requirements.

What You'll Learn in the DER Training Course

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Module 1: DER Roles and Responsibilities
Understand the role of the Designated Employer Representative and the responsibilities associated with administering a DOT testing program.

Module 2: DOT Agencies and Key Participants
Learn about DOT operating administrations and the key parties involved in the testing process.

Module 3: Hiring and Testing Responsibilities
Review relevant hiring procedures and the DER's role in applicable testing requirements.

Module 4: DOT and Non-DOT Testing
Explore testing categories, who may be subject to testing, substances tested, split specimen testing, and alcohol testing.

Module 5: Test Refusals
Understand refusal-related issues and the DER's responsibilities when they arise.

Module 6: Violations and Return-to-Duty Procedures
Review the Substance Abuse Professional (SAP) process and applicable return-to-duty procedures.

Module 7: Collections, Errors, and Cancelled Tests
Explore direct observation collections, problem collections, fatal flaws, and cancelled tests.

Modules 8–9: Records and Confidentiality
Understand employer recordkeeping requirements and the importance of protecting confidential information.

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Included Bonus: Free DOT Reasonable Suspicion Training

Purchase an eligible DER course and receive our online Reasonable Suspicion Training for DOT-covered supervisors at no additional cost. Learn to recognize potential signs of drug and alcohol misuse and understand the supervisor's role in the reasonable suspicion process.

Check the details of your selected course to confirm which bonus training is included.

Choose the DER Training That Fits Your Industry

The core DOT DER course is $155. Industry-specific training packages start at $199.99, with additional options for employers covered by more than one DOT operating administration.

Choose the course that matches your organization's DOT coverage and responsibilities.

FMCSA Trucking

FMCSA
Trucking and Motor Carriers

DER Training Course for FMCSA-covered Employers

Covers Drug and Alcohol Testing Rules under 49 CFR Part 40 plus the Federal Motor Carrier Safety Administration module (Part 382), includes Clearinghouse content and FREE Reasonable Suspicion Course.

Yellow freight train on tracks for DER certification context

FRA
Railroad Employers

Railroad Industry: DER Training Course for FRA-covered Employers

Covers Drug and Alcohol Testing Rules under 49 CFR Part 40 plus includes the Federal Railroad Administration module (Part 219), and FREE Reasonable Suspicion & Post-Accident Training Course.

Airplane on runway for Designated Employer Representative Certification.

FAA
Aviation Employers

Airline - Aviation Industry: DER Training Course For FAA-covered Employers

Covers Drug and Alcohol Testing Rules under 49 CFR Part 40 plus the Federal Aviation Administration module (Part 120), includes FREE Reasonable Suspicion Course.

HART bus for Designated Employer Representative Certification

FTA
Transit Employers

Transit Industry: DER Training Course for FTA-covered Employers

Covers Drug and Alcohol Testing Rules under 49 CFR Part 40 plus the Federal Transit Administration module (Part 655), includes FREE Reasonable Suspicion Course.

Industrial gas facility for DER certification training.

PHMSA
Pipeline and Hazardous Materials Employers

Pipeline, LNG, Hazardous Materials Industry: DER Training Course for PHMSA-covered Employers

Covers Drug and Alcohol Testing Rules under 49 CFR Part 40 plus the Pipeline and Hazardus Materials Safety Administration module (Part 199), includes FREE Reasonable Suspicion Course.

Core DOT DER Training

Designated Employer Representative (DER) Training - Main DOT Modules/Course Only

Covers Drug and Alcohol Testing Rules under 49 CFR Part 40.

Includes FREE Reasonable Suspicion Course.

Throughout the course, learners engage with interactive content, including quizzes and realistic role-play simulations that mirror situations DERs commonly face. These exercises are designed to strengthen understanding and build confidence in applying DOT regulations in day-to-day operations. At the end of the program, participants must pass a comprehensive final exam to demonstrate their knowledge. Upon successful completion, a Certificate of Completion is awarded, providing documentation of training for compliance purposes.

Additional DOT Agency Modules — $49.99 Each - See Below

Does your organization operate under more than one DOT operating administration? Add the applicable agency-specific training modules to your core DER course.

  • FMCSA: Part 382 requirements and Clearinghouse content

  • FRA: Part 219 drug and alcohol testing requirements

  • FAA: Part 120 requirements

  • FTA: Part 655 transit testing requirements

  • PHMSA: Part 199 pipeline and hazardous materials testing requirements

Select only the modules relevant to your organization's regulatory coverage.

Federal Motor Carrier Safety Administration (FMCSA) Training Module

Covers 49 CFR Part 382 – Controlled Substances/Alcohol Use, plus Clearinghouse rules.

Federal Aviation Administration (FAA) Training Module

Covers FAA rules 49 CFR Part 120 and Pilot Records Database info

Federal Transit Administration (FTA) Training Module

Covers 49 CFR Part 655 – Transit drug/alcohol regulations

Federal Railroad Administration (FRA) Training Module

Covers 49 CFR Part 219 –

Drug/Alcohol Use

Pipeline and Hazardous Materials Safety Administration (PHMSA) Training Module

Covers 49 CFR Part 199 – Drug/Alcohol Testing for pipelines/hazardous materials

Each module includes a quiz and an interactive role-play simulation designed to reinforce learning and assess comprehension. These simulations place DER students in realistic workplace scenarios, where they interact with lifelike characters and make decisions they may encounter on the job, helping to build confidence in real-world situations.

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At the conclusion of the course, learners must successfully complete a comprehensive final exam to demonstrate their understanding of the material. Upon passing, participants will receive a Certificate of Completion.

Important Notes

  •  Upon registration and payment, students will have up to 60 days to complete the course online. Students may “come & go” from the online course by saving their progress — it is not necessary to complete the entire course in one sitting.
  • This is a self-paced course, and the main DER training modules take the average adult learner approximately 6 hours to complete. Each additional operating agency module takes approximately 1-2 hours depending on the length.
  • All courses provide a Certificate for download and printing upon successful course completion.
  • Although some courses include video and audio segments, for a more active learning experience, online learners read and navigate the courses at their own pace. Additional interaction is required frequently in the quizzes and interactive simulations.
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