Natural disasters and emergency situations can occur anytime without warning. For example
https://www.business.gov.au/risk-management/emergency-management
A business needs be ready for these of emergencies if they want to reduce the impact. To prepare your business for an emergency situation – before it happens, this guide can help.
A PCBU (persons conducting a business or undertaking) must ensure an emergency plan is prepared for the workplace. This is a written set of instructions that outlines what workers and others at the workplace should do in an emergency.
Check out this Emergency Plan Fact Sheet https://www.safeworkaustralia.gov.au/doc/emergency-plans-fact-sheet
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