Who is the principal contractor under WHS law in WA?
Last reviewed July 5, 2026
The principal contractor under WHS law in WA is the person or entity responsible for the construction project. They manage safety and make sure compliance with WHS regulations is met.
Key points
- Principal contractor is responsible for the project.
- Must manage safety on site.
- Makes sure compliance with WHS regulations is met.
In WA, the client or owner appoints the principal contractor. They're in charge of coordinating the work and ensuring all safety measures are in place. This includes overseeing subbies and making sure everyone on site follows the safety plans and regulations.
How Alloovium helps
Alloovium helps track compliance obligations and deadlines, making it easier to manage safety across all projects.
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General information for Australian construction professionals — not legal advice. Verify jurisdiction-specific requirements with the relevant regulator.