CHMM Certification

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The Certified Hazardous Materials Management Exam is given by the IHMM. The test is developed through the IHMM board and questions for the exam are submitted by active CHMMs. [1]

Function of the Test

CHMMStudy Guide

The CHMM is designed to allow Hazardous Materials Managers to recertify their qualification as a Certified Hazardous Materials Manager. Candidates have a Bachelor’s degree in hazardous materials management, environmental sciences, a physical science, or a related field as well as a minimum of four years in hazardous materials management. This test is for individuals employed within the United States and all applications for the certification are required to be made every 5 years. [2] There are currently 15,000 CHMMs across the world all of which have professionally advised on the proper handling and management of hazardous materials in order to ensure safety and compliance with industry regulations. [3]

Test Administration

CHMM Flashcards

The CHMM is tested through Kryterion HOST Network, which has 650 facilities across the world. Testing is done through a computer format and is given on an on-demand basis by Kryterion HOST Network. For the first time a candidate takes the CHMM, total fees amount to $675, which includes the application fee, examination fee, and annual certification maintenance fee for the first year. [4]


The CHMM requires recertification to be taken every five years from the date the last certificate was issued. The candidate does not have to pay the IHMM for recertification if he or she can provide required documentation, however if he or she decides to recertify by exam, the cost is $360 payable to the IHMM with a late/expired fee of $25 (if applicable). In order to recertify for the CHMM, the candidate must have at least 200 Certification Maintenance Points (CMPs) during a five year time scale. There is a long list of where CMPs come from, however different qualifying activities allow the candidate for the CHMM to earn more CMPs than other activities.[1]

Recertification Costs

Recertification costs $175, non-refundable after submitting the application .

Retaking the CHMM

A candidate may retake the CHMM two times after submitting a Retake Form without penalty. However, after a third failure to pass the CHMM, the candidate must wait 12 months before taking the test again. [3]

Test Format

Sections of the CHMM Test
CHMM Test Subject Areas Percentage
Planning for Materials with Hazards 7.9%
Shipping and Transporting Materials with Hazards 7.6%
Storing Materials with Hazards 8.5%
Facility Operations Involving Materials with Hazards 8.2%
Disposition of Materials with Hazards 11.8%
Record Keeping and Reporting 5.2%
Training Personnel 8.8%
Response and Recovery 9.4%
Remediation 8.1%
Management Systems 7.8%
Environmental Studies 4.7%
Health and Safety 12%

Test Environment

The CHMM test allows three hours to answer 140 multiple choice items. Calculators are allowed on the exam, but only four-function calculators, or non-programmable scientific calculators.[5]

Test Structure

The Certified Hazardous Materials Manager test consists of 140 multiple choice questions on the topic: Planning for Materials with Hazards; Shipping and Transporting Materials with Hazards; Storing Materials with Hazards; Facility Operations Involving Materials with Hazards; Disposition of Materials with Hazards; Record Keeping and Reporting; Training Personnel; Response and Recovery; Remediation; Management Systems; Environmental Studies; and Health and Safety.[6]

Sample Questions


There are a total of 140 multiple-choice questions on the CHMM exam, with the final score based on a pass/fail basis. There is no penalty for attempting to answer all questions. [3]

Recent/Future Developments

In 2009, the exam was divided into seven sections, however on July 1, 2013, the exam consisted of an updated 12 sections. [7]


  1. ^ a b Examination Information March 3, 2014
  2. ^ Eligibility Requirements – CHMM March 3, 2014
  3. ^ a b c Applicant FAQ March 3, 2014
  4. ^ IHMM Credential Fee Schedule March 3, 2014
  5. ^ CHMM FAQ 16 June 2014
  6. ^ CHMM Blueprint 16 June 2014
  7. ^ Table of Specifications for the Certified Hazardous Materials Manager Examination March 3, 2014