How to Become a Boilermaker in Ontario
Do you need certification?
Certification is voluntary
Boilermaker is a voluntary trade in Ontario. You can work in the trade without a certificate.
- Protected titles
- Not listed in the sources checked
Show the source
“Because this trade is non-compulsory, this certificate does not have to be renewed, and the information of individuals practicing this trade will not appear on the Skilled Trades Ontario Public Register.”
From skilledtradesontario.ca/trade-information/construction-boilermaker, checked October 11, 2026.
At a glance
- Licence status
- Voluntary certification See the source
- Routes
-
- Trained in Canada: 5 steps
- Licensed in another province: 3 steps
- Trained outside Canada: 5 steps
- Annual fees
- Not stated by the regulator Check with Skilled Trades Ontario
Your roadmap
Tick each step as you finish it. Your ticks are kept in this browser only.
Trained in Canada
0 of 5 done
- 5 steps without a listed fee
-
The applicant registers as an apprentice in the Construction Boilermaker trade with Skilled Trades Ontario.
Source
“This trade has an apprenticeship program that is administered by Skilled Trades Ontario.”
skilledtradesontario.ca/trade-information/construction-boilermaker -
The apprentice completes 5,880 hours of practical on-the-job work experience, with skills signed off by the sponsor or trainer in the training standard.
Source
“the hours of apprenticeship training for the trade Construction Boilermaker at 6,600 (approximately four years), which consists of 5,880 hours on the job work experience and 720 hours of in-school training.”
skilledtradesontario.ca/trade-information/construction-boilermaker -
Source
“A Construction Boilermaker apprenticeship includes three levels of theoretical training”
skilledtradesontario.ca/trade-information/construction-boilermaker -
Upon completing the apprenticeship program, Skilled Trades Ontario issues a Certificate of Apprenticeship.
Source
“Upon completion of an apprenticeship program, Skilled Trades Ontario issues a Certificate of Apprenticeship.”
skilledtradesontario.ca/trade-information/construction-boilermaker -
The applicant passes the certifying exam, after which Skilled Trades Ontario issues a Certificate of Qualification in the trade.
Source
“This trade has a certifying exam. When the certifying exam is passed, Skilled Trades Ontario will issue a Certificate of Qualification in this trade.”
skilledtradesontario.ca/trade-information/construction-boilermaker
Listed fees for this route
No one-time fees listed by the regulator for these steps Check with Skilled Trades Ontario
5 steps without a listed fee, so the total may not be the full cost.
Licensed in another province
0 of 3 done
- 3 steps without a listed fee
-
The applicant reviews the Canadian Certificate Holder Guide and Form and follows the application instructions.
Source
“Review the Canadian Certificate Holder Guide and Form and follow the application instructions.”
skilledtradesontario.ca/skilled-trades-ontario-portal -
Because the Canadian certificate holder application is not available through the portal, the applicant uses the PDF application form and emails or mails it to Skilled Trades Ontario.
Source
“the Canadian certificate holder application is currently not available through the Skilled Trades Ontario Portal. You must use the PDF application form and email or mail your application to Skilled Trades Ontario.”
skilledtradesontario.ca/skilled-trades-ontario-portal -
Once the application is approved, the applicant is issued an Ontario Certificate of Qualification and can then use the portal to update information or pay fees.
Source
“Once your application is approved and you are issued a Certificate of Qualification, you may then use the Skilled Trades Ontario Portal to update your information, pay fees or initiate other applications.”
skilledtradesontario.ca/skilled-trades-ontario-portal
Listed fees for this route
No one-time fees listed by the regulator for these steps Check with Skilled Trades Ontario
3 steps without a listed fee, so the total may not be the full cost.
Trained outside Canada
0 of 5 done
- 5 steps without a listed fee
-
The applicant reviews the Trade Qualifier Guide carefully to ensure they meet the skills and experience requirements.
Source
“Review the Trade Qualifier Guide carefully to ensure that you meet the skills and experience requirements.”
skilledtradesontario.ca/skilled-trades-ontario-portal -
The applicant collects all supporting documentation before applying, since applying without all documents causes a delay.
Source
“Collect all supporting documentation before applying. If you apply without attaching all supporting documents, it will cause a delay and you will be required to submit the documents before the assessment can begin.”
skilledtradesontario.ca/skilled-trades-ontario-portal -
The applicant creates a My Ontario account, selects Individual, creates a new application, selects Trade Equivalency Assessment and follows the steps to submit it.
Source
“Create a My Ontario account to access the Skilled Trades Ontario Portal. Then, when prompted, select Individual, create a New application and select Trade Equivalency Assessment and follow the steps to submit your application.”
skilledtradesontario.ca/skilled-trades-ontario-portal -
If the Trade Equivalency Assessment determines the applicant is eligible, they can challenge the certifying exam for the trade.
Source
“The Trade Equivalency Assessment determines whether you can challenge the certifying exam for a trade.”
skilledtradesontario.ca/resource-hub/research/trade-reports/trade-r... -
If the applicant passes the exam, they pay a fee to be issued a Certificate of Qualification in the trade.
Source
“If successful in the exam, you would pay a fee to be issued a Certificate of Qualification in that trade.”
skilledtradesontario.ca/resource-hub/research/trade-reports/trade-r...
Listed fees for this route
No one-time fees listed by the regulator for these steps Check with Skilled Trades Ontario
5 steps without a listed fee, so the total may not be the full cost.
Requirements
Education
The academic entry grade for the Construction Boilermaker apprenticeship is Grade 10.
Source
“Academic entry grade Grade 10”
skilledtradesontario.ca/wp-content/uploads/2026/06/construction-boi...
Experience
Applicants who do not meet the academic entry requirements may register through the Experienced Apprenticeship Pathway if they are at least 21 years old or have not received formal education for at least three years.
Source
“1. be at least at least 21 years old, or 2. have not received formal education for a period of at least three years.”
skilledtradesontario.ca/resource-hub/research/trade-reports/trade-r...
Already licensed in another province?
Direct transfer
Someone with an authorizing certificate from another Canadian province or territory can apply to have their credential verified, and no further training or examination will be required. Source
“If you have an authorizing certificate from another Canadian province or territory you can apply to have your credential verified and no further training or examination will be required.”
skilledtradesontario.ca/experienced-workers
Processing time: Not stated by the regulator Check with Skilled Trades Ontario
Credential assessment
Not stated by the regulator Check with Skilled Trades Ontario
Exams
-
certifying exam
Source
“This trade has a certifying exam. When the certifying exam is passed, Skilled Trades Ontario will issue a Certificate of Qualification in this trade.”
skilledtradesontario.ca/trade-information/construction-boilermaker -
in-school exemption test
Source
“If the apprentice has successfully completed an in-school exemption test, the apprentice must submit a copy of their results letter to be eligible for an exemption from the corresponding level of in-school training.”
skilledtradesontario.ca/apprenticeship/current-apprentices
Language tests
Not stated by the regulator Check with Skilled Trades Ontario
Canadian experience
Not stated by the regulator Check with Skilled Trades Ontario
Supervised practice
Not stated by the regulator Check with Skilled Trades Ontario
Demand and pay
| Where | Low | Median | High | Outlook |
|---|---|---|---|---|
| Ontario | $31.21 | $48.21 | $54.21 | Moderate (3 of 5) |
| Canada | $37.66 | $49.00 | $54.57 | — |
Boilermakers in other provinces and territories
- British Columbia Voluntary certification
- Alberta Certification required
- Saskatchewan Voluntary certification
- Manitoba Voluntary certification
- Quebec Certification required
- New Brunswick Certification required
- Nova Scotia Certification required
- Prince Edward Island Voluntary certification
- Newfoundland and Labrador Voluntary certification
- Yukon Not confirmed yet
- Northwest Territories Not confirmed yet
- Nunavut Not confirmed yet
Sources checked
- Construction Boilermaker - Skilled Trades Ontario skilledtradesontario.ca/trade-information/construction-boilermaker · fetched October 10, 2026
- Experienced workers - Skilled Trades Ontario skilledtradesontario.ca/experienced-workers · fetched October 10, 2026
- Skilled Trades Ontario Portal - Skilled Trades Ontario skilledtradesontario.ca/skilled-trades-ontario-portal · fetched October 10, 2026
- Trade reports FAQ - Skilled Trades Ontario skilledtradesontario.ca/resource-hub/research/trade-reports/trade-r... · fetched October 10, 2026
- Construction Boilermaker (428A) skilledtradesontario.ca/wp-content/uploads/2026/06/construction-boi... · fetched October 10, 2026
- Current apprentices - Skilled Trades Ontario skilledtradesontario.ca/apprenticeship/current-apprentices · fetched October 10, 2026
Frequently asked questions
2
Do you need a licence to work as a boilermaker in Ontario?
No. Certification is available, but it is not required to work in the trade in Ontario. Certification is managed by Skilled Trades Ontario.
Which exams are required?
certifying exam, in-school exemption test.
Getting Licensed? Get Your Resume Ready Too
Nainly pairs expert resume assessment with a done-for-you career marketing campaign, so your profile keeps reaching decision-makers while you work through the licensing steps.
Schedule a CallFree consultation. No commitment.