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Power Engineer Hero

Power Engineer: Fourth Class

Fourth Class

Notice: changes to the Fourth Class Power Engineering Syllabus and Certification Exams

The Fourth Class Power Engineer syllabus was revised on November 1, 2017. View the current syllabus.

If you started your Fourth Class Power Engineering course using the old syllabus, or you attempted the Fourth Class Power Engineer certification exam before November 1, 2017, you may still write your examination using the old syllabus until April 30, 2021.

This option will no longer be offered after April 30, 2021.


The fourth class power engineer certificate of qualification allows you to be:

  • Chief engineer of a plant with a corresponding or lower class
  • Shift engineer of a plant up to one class higher than the class of this certificate
  • A person in charge of any type or size of refrigeration plant

To obtain this certificate, you'll need to meet certain eligibility requirements. You will also need to pass an evaluation and two certification exams.

General eligibility

To apply for your Fourth Class Power Engineer certificate, you must have one of the following:

  • Proof of completing an approved fourth class power engineering course
  • Proof of completing a one-year, full-time fourth class power engineering course (no qualifying time required)
  • A mechanical engineering degree accredited by the Canadian Engineering Accreditation Board
  • Third Class or higher Marine Engineer (motor) certificate of competency

Evaluation eligibility

To apply for evaluation, you must complete one of the following:

  • Six months as a power engineer in a fifth class plant in a position requiring a fifth class power engineer's certificate
  • Six months as a power engineer trainee in at least one of the following:
    • A power plant that exceeds 10 sq. m of boiler capacity
    • A steam heating plant that exceeds 30 sq. m. of boiler capacity
    • A fluid heating plant or low-pressure thermal fluid plant that exceeds 150 sq. m. of boiler capacity
    • A low-temperature low-pressure fluid plant that exceeds 300 sq. m. of boiler capacity
  • 18 months experience, acceptable to a provincial safety manager, in the operation, design, construction, repair, or maintenance of equipment that falls under Power Engineer, Boiler, Pressure Vessel, and Refrigeration regulation
  • An approved fourth class power engineering course, or provide proof of having an equivalent technical educational background that is approved by a provincial safety manager

Apply for evaluation

You can apply for an evaluation by following these steps:

  1. Submit a completed application formalong with clear copies of prerequisites and proof of any qualifying time credit signed by your chief engineer/company official. You can submit your evaluation application by email.
  2. Pay a fee.

Exam eligibility

You must meet the general eligibility requirements for this class.

Visit our exam page to find out how to apply for your exams.

About these exams

You must pass the following two exams. Each exam is 3.5 hours long, and you must achieve a minimum grade of 65% on each exam to pass. Exam details, including areas of study, can be viewed in the Fourth Class Power Engineer syllabus.

  • 4A1 - Part A
  • 4B1 - Part B