Domestic/Commercial Gasfitter (Class B)

"Domestic/Commercial Gasfitter (Class B)" means a person who may install, test, maintain, manufacture, assemble, construct, operate, alter and repairs propane/natural gas regulated products, such as: supply lines, appliances, equipment and accessories for use in residential and commercial premises. Limitations are dependent upon classification level.

Program Updates:

Gasfitter B has been recognized nationally as a Red Seal trade. The ITA is currently working with stakeholders to re-develop the BC program to the National Standard.

Program Information

The documents below offer detailed information specific to this program.

  • Program Profile
  • Describes the requirements for apprentices and challengers to earn certification
  • Download(PDF 124.36 KB)
  • Program Outline
  • Guidelines for delivery of technical training at ITA Recognized Training Providers
  • Download(PDF 752.95 KB)

Challenge Certification/Recognize Prior Experience

If you have significant work experience in a trade but have never been certified in Canada, you may apply to challenge the certification.


If you sponsor apprentices but have never been certified in Canada, you may request to supervise and sign-off apprentices when they are ready to be certified.