Work health and safety laws - WA WHS requirements in Western Australia are set out in the following legislation: Work Health and Safety Act 2020 (WA) The above laws may be accompanied by regulations, which also form part of the regulatory compliance framework for businesses and individuals. This includes: Work Health and Safety (General) Regulations 2022 (WA) Work Health and Safety (Mines) Regulations 2022 (WA) Work Health and Safety (Petroleum and Geothermal Energy Operations) Regulations 2022 (WA) WorkSafe WA is the general regulator in Western Australia.