Most goods imported into the US under the Australia Free Trade Agreement (AUFTA) are free of duty and merchandise processing fee (MPF). The complete texts of the following tax treaty documents are available in Adobe PDF format.If you have problems opening the pdf document or viewing pages, The Australia-United States Free Trade Agreement (AUSFTA) entered into force on 1 January 2005. Deal with the allocation of the taxing rights of all types of income, profits and gains between Australia and the other country with which we have agreed a DTA. The United States-Australia Free Trade Agreement (FTA) entered into force on January 1, 2005. Exchange of Information. The Australia-United States Free Trade Agreement (AUSFTA) ensures greater access to the United States market for Australian products. This Instruction and Guideline outlines all the rules of origin under the AustraliaUnited. States Free Trade Agreement. INTRODUCTION.