An international treaty (also known as the Vienna Sales Convention) that sets out uniform rules for the international sale of commercial goods, including rules for contract formation and the rights and obligations of sellers and buyers of goods. It generally applies to transactions between parties whose places of business are in different countries and either:

It entered into force in Australia on 1 April 1989 and is enacted in various state and territory legislation. At the federal level, section 68 of the Australian Consumer Law provides that the Vienna Sales Convention prevails over the provisions dealing with consumer guarantees.

For further information, see Practice note, International sale of goods contracts and the Vienna Sales Convention.