I’ve been following some of your tweets, and found that some have been threatened to have service disconnected, or have been disconnected.
Electricity is an Essential Service and as such the supply of it is covered by the Essential Services Commission. There is a code of practice (the Energy Retail Code) for disconnections put out by the ESC located here.
If you don’t have a law degree, or just want a simpler breakdown of your rights, I’ve posted some of what the Consumer Action Law Centre has interpreted at http://aglsucks.com/disconnection-rights