Large business Large businesses are entities that are part of an economic group with combined turnover greater than $250 million. Compliance and governanceWork out the compliance and governance requirements for large businesses. Information and servicesInformation and services to help large businesses. Justified trustHow we build and maintain community confidence taxpayers are paying the right amount of tax. Top 100 justified trust programApplying justified trust to the top 100 population. Top 100 GST assurance programSeeks greater assurance that top 100 taxpayers are reporting the right amount of GST. Top 100 populationHow we identify and categorise the top 100 and our engagement approach with this population. Top 1,000 combined assurance programAssures the income tax and goods and services tax (GST) affairs of Australia's Top 1,000 population. Top 1,000 GST assurance programAssures large companies report the right amount of goods and services tax (GST). Top 1,000 Next Actions ProgramWhy we may engage with you for further action. Objections and amendmentsContact us as soon as possible if you want to object to a decision or amend a return. Corporate tax transparencyBy law, the ATO is required to report information about certain large corporate tax entities. Action Differentiation FrameworkFind out about the ADF and how we approach engagement with public and multinational businesses. Related pages Tax and Corporate AustraliaObtaining confidence that large corporate groups are paying the right amount of tax. Public business and international groupsPublic business and international groups play a crucial role in Australia's revenue system. Large businesses are entities that are part of an economic group with combined turnover greater than $250 million.Last modified: 14 Jun 2023QC 21409