The Royal Australian Mint has a number of policies relating to coin themes, fraud, worn and damaged coins and sales.
Warranty and Returned Goods Policy
National Coin Collection Preservation Policy
Coin Themes
Circulating Coins with a Commemorative Design Policy
Worn and Mutilated Coins
Worn and Mutilated Coin Handling Guide
Worn and Mutilated Coin Policy
Additional Information
ACC-Manifest For Returned Coins
Collector And Worn Coin Caim Form