A new rebate for the purchase and installation of a rainwater tank or permanent greywater treatment system was announced by the Australian Government on 30 January 2009 for mains supplied customers. For further information about the initiative phone 1800 808 571.

National Rainwater and Greywater Initiative - guidelines
National Rainwater and Greywater Initiative - fact sheet
National Rainwater and Greywater Initiative - application form

The Victorian Government is providing rebates on a number of products for urban residential customers.
For more information visit http://www.ourwater.vic.gov.au/saving/home/rebates

GWMWater has implemented a scheme to provide a rebate for 17 kL of water to landholders who construct and register a wildlife pond.

Wildlife ponds fact sheet and application form
Farmer's guide to installing a wildlife pond