How to Become a Refractory Mason in Ontario
Do you need certification?
Certification is voluntary
Refractory mason 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
“As this trade is non-compulsory, the information of individuals practicing this trade will not appear on the Skilled Trades Ontario Public Register.”
From skilledtradesontario.ca/trade-information/refractory-mason, checked October 11, 2026.
At a glance
- Licence status
- Voluntary certification See the source
- Routes
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- Trained in Canada: 3 steps
- Licensed in another province: 3 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 3 done
- 3 steps without a listed fee
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Applicants would normally apply for an apprenticeship program in this trade, but registrations are currently not being accepted because the trade has been designated inactive.
Source
“Please note this trade has been designated as inactive and is no longer accepting apprenticeship registrations indefinitely following a 3-month evaluation period assessing the program’s viability.”
skilledtradesontario.ca/trade-information/refractory-mason -
The applicant completes the apprenticeship program administered by Skilled Trades Ontario.
Source
“This trade has an apprenticeship program that is administered by Skilled Trades Ontario.”
skilledtradesontario.ca/trade-information/refractory-mason -
After completing the apprenticeship program, Skilled Trades Ontario issues the applicant a Certificate of Apprenticeship, which is the highest level of certification for this trade.
Source
“Upon completion of an apprenticeship program, Skilled Trades Ontario issues a Certificate of Apprenticeship. This is the highest level of certification available for the trade.”
skilledtradesontario.ca/trade-information/refractory-mason
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.
Licensed in another province
0 of 3 done
- 3 steps without a listed fee
-
The registered apprentice from another province or territory must find a sponsor in Ontario.
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The apprentice applies for an apprenticeship program in Ontario and checks off the section of the form indicating they have completed training in another province.
Source
“2. Apply for an apprenticeship program in Ontario. - On your application you will need to check off the section of the form that you have completed training in another province.”
skilledtradesontario.ca/apprenticeship/current-apprentices -
After the application is submitted, Skilled Trades Ontario contacts the apprentice to verify their out-of-province training.
Source
“Skilled Trades Ontario will contact you to verify your out-of-province training after you have submitted your application.”
skilledtradesontario.ca/apprenticeship/current-apprentices
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.
Requirements
Not stated by the regulator Check with Skilled Trades Ontario
Already licensed in another province?
Not stated
The pages do not state how someone already licensed in another Canadian province or territory registers in this trade, and no Certificate of Qualification is issued for it. Source
“As there is no certifying exam in this trade, Skilled Trades Ontario does not issue a Certificate of Qualification and therefore cannot accept Trade Equivalency Assessment applications for this trade.”
skilledtradesontario.ca/trade-information/refractory-mason
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
Not stated by the regulator Check with Skilled Trades Ontario
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
No Job Bank wage or outlook data for this occupation yet.
Refractory masons in other provinces and territories
- British Columbia Not confirmed yet
- Alberta Not confirmed yet
- Saskatchewan Not confirmed yet
- Manitoba Not confirmed yet
- Quebec Not confirmed yet
- New Brunswick Not confirmed yet
- Nova Scotia Not confirmed yet
- Prince Edward Island Not confirmed yet
- Newfoundland and Labrador Not confirmed yet
- Yukon Not confirmed yet
- Northwest Territories Not confirmed yet
- Nunavut Not confirmed yet
Sources checked
- Refractory Mason - Skilled Trades Ontario skilledtradesontario.ca/trade-information/refractory-mason · fetched October 11, 2026
- Current apprentices - Skilled Trades Ontario skilledtradesontario.ca/apprenticeship/current-apprentices · fetched October 10, 2026
Frequently asked questions
1
Do you need a licence to work as a refractory mason 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.
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