JHSC Part One overview

JHSC Part One: Certification and the internal responsibility system

How JHSC certification works (Part One, Part Two, refresher, Chief Prevention Officer), what certified members do, and the internal responsibility system behind Ontario's law.

  • 15 questions
  • Topic drill
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Certification and the internal responsibility system · Question 1Score 0/0

Which official certifies JHSC members in Ontario?

Study reference: Ontario JHSC Part One sources (Oct 2026), Ch. 1 Certification and the IRS — JHSC Certification Training Program Standard (2026), ss. 1–4, 6, 9 and Appendix B; JHSC guide, Members; OHSA s. 7.6

All 15 questions in this test

Every question and its answer choices. The correct answers and explanations appear when you take the test above.

  1. Which official certifies JHSC members in Ontario?

    1. The workplace co-chairs
    2. The Chief Prevention Officer
    3. The president of the WSIB
    4. The local fire chief's office
  2. What must a member complete to become certified?

    1. An approved Part One program and an approved Part Two program
    2. Any first aid course, plus one year on the committee
    3. Part One only, since Part Two is optional for most members
    4. A WHMIS course and a signed letter from the employer
  3. Under the OHSA, which workplace party has the greatest responsibility for health and safety?

    1. The employer
    2. The workers
    3. The JHSC
    4. The certified members
  4. What score must a learner reach on the Part One final evaluation?

    1. At least 90 per cent
    2. At least 75 per cent
    3. At least 60 per cent
    4. At least 50 per cent
  5. What is the internal responsibility system (IRS)?

    1. A rule that makes the JHSC fully responsible for all workplace safety
    2. A computer system that the ministry uses to track all workplace injuries
    3. Everyone shares responsibility according to their ability to influence it
    4. A complaint line that workers call when they disagree with a supervisor
  6. Under the July 2026 requirements, a member's refresher deadline passes. What happens?

    1. Nothing; the deadline is only a recommendation
    2. Certification lapses, and refresher training can restore it
    3. The member must repeat both Part One and Part Two in full
    4. The member is fined and removed from the workplace
  7. A worker member attends Part One training during a normal work week. How is that time treated?

    1. As work time, paid at the regular or premium rate
    2. As unpaid personal time, since training is the member's choice
    3. As overtime that is banked and paid out after three years
    4. As unpaid vacation that the member must book in advance
  8. What is the minimum length of classroom Part One training?

    1. Three days (19.5 hours)
    2. Five days (32.5 hours)
    3. One day (6.5 hours)
    4. Two days (13 hours) in total
  9. How many hazards relevant to the member's own workplace must Part Two cover?

    1. Exactly ten
    2. At least two
    3. At least six
    4. At least twenty
  10. Which JHSC training may be delivered entirely by self-paced eLearning?

    1. All three parts
    2. Refresher only
    3. Part One only
    4. Part Two only
  11. What must an employer do with proof of members' JHSC certification?

    1. Keep it and show it to an inspector on request
    2. Destroy it once the member has been certified
    3. Post copies on the public website for customers
    4. Send the originals to the WSIB each January
  12. Who should select the hazards studied in a member's Part Two training?

    1. The training provider, using the same list for every course
    2. The ministry inspector, during the next routine visit
    3. The member alone, picking whichever topics seem interesting
    4. The employer, after a hazard assessment done with the JHSC
  13. Where a JHSC is required, how many members must be certified, at minimum?

    1. Every member of the committee, worker and management
    2. One worker member and one employer member
    3. Only one member, chosen by the employer alone
    4. Only the two co-chairs, whoever they represent
  14. How often must a certified member complete refresher training to stay certified?

    1. Every year, on the anniversary of completing Part One
    2. Within three years of certification, then every three years
    3. Every five years, or after any serious workplace injury
    4. Never; certification lasts for the member's career
  15. Within how long after Part One must Part Two be completed?

    1. 3 years
    2. 12 months
    3. 30 days only
    4. 5 years

Certification and the internal responsibility system: key rules to remember

Our summary of what the official handbook says on this topic, in our own words. Read it before or after the practice questions above, then check the original chapter. Read the official chapter ↗

JHSC Certification Training Program Standard (Chief Prevention Officer, amended July 31, 2026)

  • The OHSA (s. 9) requires that, unless otherwise prescribed, at least one employer member and one worker member of a JHSC be certified.
  • The Chief Prevention Officer (CPO) sets certification requirements, approves training programs and providers, and certifies members (OHSA ss. 7.1, 7.2, 7.6, 22.3).
  • Certification = an approved Part One program plus an approved Part Two program; Part Two must be completed within 12 months of Part One.
  • Part One is generic to all workplaces: OHS law; rights, duties and responsibilities; hazard recognition, assessment, control and evaluation of controls; JHSCs; duties of members and certified members; health and safety resources.
  • Part Two covers at least six hazards relevant to the member's own workplace and includes drafting an action plan and recommendations; the employer should select the hazards with the JHSC after a hazard assessment.
  • Minimum hours: Part One three days (19.5 hours); Part Two two days (13 hours); Refresher one day (6.5 hours). Part One by eLearning alone: at least 13 hours, completed within 30 days; blended courses may include up to 6.5 hours of eLearning.
  • Part Two and Refresher training cannot be delivered by eLearning.
  • Classroom size is normally 6 to 25 learners.
  • Part One ends with a standardized evaluation; the learner needs at least 75 per cent to pass, and at least one hour is set aside for it. The approved provider marks it and gives feedback.
  • Refresher training must be completed within three years of certification and every three years after that; if it lapses, the member is no longer certified but may become certified again by completing refresher training (July 2026 change).
  • Members certified under the 1996 standards keep their certification.

Internal responsibility system (IRS)

  • The IRS is the foundation of Ontario's approach: everyone in the workplace shares responsibility for health and safety according to their ability to influence it.
  • Employers and workers work together to recognize and control hazards; the employer has the greatest responsibility.
  • Certified members help the workplace parties understand their roles in the IRS; they do not replace the employer's duties.

Proof and pay (ontario.ca training page; JHSC guide)

  • A certified member's proof is a record issued by the Chief Prevention Officer; employers must keep proof and show it to an inspector on request.
  • Certification is generally valid for three years after completing Part Two.
  • A member taking certification training is deemed to be at work and is paid at the regular or premium rate (OHSA s. 9(36)).

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