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Quick answer: A Red Seal electrician has passed the interprovincial Red Seal exam for Construction Electrician (NOC 72200), which adds a Red Seal endorsement to the provincial certificate. The exam has 100 multiple-choice questions, a 70 percent pass mark and four hours of writing time. Your province or territory decides when you are eligible to write it.
Red Seal exam facts
| Item | Construction Electrician | Source |
|---|---|---|
| Questions | 100, multiple-choice, four options, one correct | Red Seal |
| Pass mark | 70 percent | Exam guide |
| Writing time | Four hours | Exam guide |
| Who runs it | Provincial and territorial apprenticeship authorities | Register |
| Fee | Varies by province and territory | Register |
| Language | English or French | Register |
What the Construction Electrician exam covers
| Major work activity | Questions |
|---|---|
| A. Common occupational skills | 11 |
| B. Generating, distribution and service systems | 28 |
| C. Wiring systems | 30 |
| D. Motors and control systems | 21 |
| E. Signalling and communication systems | 10 |
How to become a Red Seal electrician
- Register as an apprentice with your provincial or territorial authority, or qualify as an experienced trade qualifier.
- Complete the required on-the-job and technical training hours.
- Confirm eligibility and apply to write the exam through your authority.
- Use the free Red Seal self-assessment and sample questions to find weak areas.
- Pass with 70 percent or more to receive the endorsement.
Practice for the Red Seal electrician exam
This page covers the route into the trade. For the exam itself, our main page is the Canada electrician exam guide: the Red Seal Construction Electrician exam format, the Quebec CCQ route, the wiring code and the official links in one place.
Try the free Canada electrician practice test in your browser. The questions are original and follow the Red Seal Construction Electrician exam breakdown and the Canadian Electrical Code; Quebec’s CCQ exam is not covered yet. The one-time Canada exam pack unlocks every Canada question and a printable PDF version, with no subscription.
FAQ
What does the Red Seal mean for an electrician?
It shows you passed the interprovincial standard exam for the trade. All provinces and territories use the exam to issue the Red Seal endorsement.
Can I write the Red Seal exam without an apprenticeship?
Most provinces allow experienced trade qualifiers to challenge the exam after a minimum number of hours, such as 9,000 in Ontario and British Columbia. Quebec does not list this option.
Is the Red Seal exam hard?
It is 100 questions in four hours with a 70 percent pass mark. Use the self-assessment tool to see which tasks you still lack.
Sources
- Red Seal: Construction Electrician exam information
- Red Seal Exam Preparation Guide
- Red Seal: Register for your examination
- Ellis Chart: Construction Electrician
Page updated: 2026-09-30. Figures were read from the linked official pages on 2026-09-30.
About the author: Tsai, creator of Tsai Electro, moved from an office job into electrical and MEP field work in Taiwan and holds Taiwanese indoor wiring and water piping technician certificates. Tsai has not completed a Canadian apprenticeship or held a Canadian certificate, so every Canadian rule on this page links to its official source.
