An employer must, so far as is reasonably practicable, provide and maintain for employees of the employer a working environment that is safe and without risks to health.
Worksafe Victoria http://www.worksafe.vic.gov.au
Electrical testing is carried out to a national standard The current Australian and New Zealand standard for portable appliance electrical testing is:
AZ/NZS 3760 : 2010
For more details see Standards Australia
Regulatory Authority Links
NEW SOUTH WALES Office of Fair Trading http://www.fairtrading.nsw.gov.au
Workcover NSW http://www.workcover.nsw.gov.au
VICTORIA Energy Safe Victoria http://www.esv.vic.gov.au/
Worksafe Victoria http://www.worksafe.vic.gov.au
QUEENSLAND Electrical Regulatory Authorities Council http://www.erac.gov.au/
Electrical Safety Office http://www.justice.qld.gov.au/fair-and-safe-work/electrical-safety
AUSTRALIAN CAPITAL TERRITORY
ACT Planning and Land Authority http://www.actpla.act.gov.au/
WorkSafe ACT http://www.worksafe.act.gov.au/health_safety
Commonwealth OHS Regulator http://www.comcare.gov.au/
TASMANIA Workplace Standards Tasmania http://www.wst.tas.gov.au/
NORTHERN TERITORY NT WorkSafe http://www.worksafe.nt.gov.au
SOUTH AUSTRALIA Office of technical Regulator http://www.sa.gov.au/government/entity/959/About%20us%20-%20Office%20of%20the%20Technical%20Regulator
Safework SA http://www.safework.sa.gov.au/
WESTERN AUSTRALIA Energy Safety http://www.commerce.wa.gov.au/EnergySafety/
WorkSafe Western Australia http://www.commerce.wa.gov.au/worksafe/