National Occupational Classification (NOC) 2021 Version 1.0
- 723 - Technical construction trades
- 7230 - Plumbers, pipefitters and gas fitters
- 72300 - Plumbers
- 72301 - Steamfitters, pipefitters and sprinkler system installers
- 72302 - Gas fitters
- 7231 - Carpenters and cabinetmakers
- 72310 - Carpenters
- 72311 - Cabinetmakers
- 7232 - Bricklayers and insulators
- 72320 - Bricklayers
- 72321 - Insulators
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