Environment.gov.au - Information relating to the Governments Solar Homes and Communities Plan. You will also find links to other government and environmental resources.

REC Registry - the public registry of information relating to the operation of the Australian Government's Renewable Energy Target scheme (RET). RET and the public registry are administered by the Office of the Renewable Energy Regulator.

ORER - The Australian Government Office of the Renewable Energy Regulator (ORER) is a statutory authority established to administer the Government's Renewable Energy (Electricity) Act 2000 and the Renewable Energy (Electricity) Regulations 2001. The policy that underpins the Act and Regulations is commonly referred to as the Renewable Energy Target (RET) scheme. 

Solar Hot Water Calculator - calculate the RECs you will be entitled to by your location and the Brand/Model of your proposed hot water system.

Small Generation Unit Calculator - calculate the RECs you will be entitled to by the type of system installed or being installed, the rated output of the system and how many years you would like to work the RECs out over.