The Australian dollar (sign: $; code: AUD) is the currency of the Commonwealth of Australia. Within Australia it is almost always

abbreviated with the dollar sign ($), with A$ sometimes used to distinguish it from other dollar-denominated currencies.
Key facts:
- The Australian dollar, which divides into 100 cents, is the national currency
- Decimal currency was introduced on 14February 1966
- In 1988, Australia introduced its first polymer bank note and in 1996, Australia became the first country in the world to have a complete series of polymer notes
- Polymer note technology was developed by Australia, and Australia prints polymer notes for a number of other countries
- Australia’s colourful bank notes come in denominations of 5, 10, 20, 50 and 100 dollars