Australian Emergency Management (AEM) Recovery Arrangements:
Emergency Management Act 2005 (see also EM regulations):
http://www.slp.wa.gov.au/legislation/statutes.nsf/main_mrtitle_294_homepage.html
Westplans and Support plans:
https://extranet.fesa.wa.gov.au/sites/emwa/Pages/stateemergencymanagementplans.aspx