Australian Treasury

The Australian Treasury is the central economic policy department of the Australian Government. It advises ministers on the national economy, the federal Budget, taxation, financial markets, foreign investment, superannuation, housing, small business and international economic policy, and it manages federal financial relations with state and territory governments.^[1]

Role in Australia’s financial system

The Treasury is not a central bank, market operator or prudential supervisor. Its role is primarily policy advisory and administrative within the executive government. It sits near the centre of Australia’s public finance architecture because it provides economic analysis and advice to the Treasurer and other Treasury portfolio ministers, supports major fiscal publications, and contributes to the design of laws and institutions that shape financial markets and household balance sheets.^[1]

In Australia’s institutional structure, the Treasury is distinct from the Reserve Bank of Australia, which conducts monetary policy and issues Australia’s banknotes. It is also distinct from Australian Securities and Investments Commission, which regulates companies, markets, financial services and consumer credit, and from Australian Prudential Regulation Authority, which supervises banks, insurers and superannuation funds. Treasury’s function is broader and upstream: it advises the government on policy settings, legislation, institutional design and the economic outlook rather than supervising individual firms in the ordinary course of business.

Treasury describes itself as a “central policy agency.” Its published role is to anticipate and analyse policy issues from a whole-of-economy perspective, understand government and stakeholder circumstances, and respond to changing events and directions.^[1] This means its work often cuts across departmental lines. It may analyse the macroeconomic impact of a tax proposal, advise on financial-sector reforms, contribute to international economic negotiations, or assess the fiscal implications of demographic change.

Portfolio and ministerial accountability

The Department of the Treasury is part of the Treasury portfolio. As of the Treasury ministers page accessed for this entry, Jim Chalmers MP has served as Treasurer from 23 May 2022; other portfolio ministers listed by Treasury include ministers or assistant ministers for housing, small business, financial services, productivity, competition, charities and Treasury.^[4]

The Treasurer is the senior political officeholder associated with the department, while the Secretary to the Treasury is the department’s senior public servant. Treasury’s organisational page states that Jenny Wilkinson PSM began as Secretary to the Treasury in June 2025.^[3] The distinction is important: ministers make political and policy decisions for the government and are accountable to Parliament, while the department provides advice, analysis and administrative support through the Australian Public Service.

Treasury also reports through public-sector accountability documents. Its annual report outlines performance against outcome, program and performance information in the Portfolio Budget Statements and the Treasury Corporate Plan. The 2023–24 annual report page explains that the report includes material on Treasury’s role, functions, senior management, organisational structure, portfolio structure, performance analysis, management and accountability, and audited financial statements.^[5]

Main policy areas

Treasury’s official description lists a wide range of policy areas: the economy, the Budget, taxation, the financial sector, foreign investment, structural policy, superannuation, small business, housing and international economic policy.^[1]

In macroeconomic policy, Treasury provides analysis, forecasting and modelling on domestic and global conditions. This work informs the government’s assessment of growth, inflation, employment, wages, commodity prices, business investment, household consumption and risks to the outlook. Although monetary policy is conducted by the Reserve Bank of Australia, Treasury advises on the broader macroeconomic policy mix, including fiscal policy and labour-market issues.^[3]

In taxation and retirement incomes, Treasury assists with the formulation and implementation of tax policy, tax legislation and retirement-income policy. This work affects personal income tax, company tax, indirect taxes, tax expenditures, superannuation settings and the long-term sustainability of public revenues. Treasury’s Revenue, Small Business and Law Group also provides advice on material changes to taxation revenue forecasts and projections.^[3]

In financial markets policy, Treasury advises on reforms intended to support a secure financial system, sound corporate practices, competition in product and service markets, and consumer protection.^[3] In practice, this places Treasury at the centre of policy development for banking, payments, market conduct, financial advice, insurance, consumer credit and corporate regulation, while implementation and supervision may sit with agencies such as ASIC, APRA, the Australian Competition and Consumer Commission, or the Australian Transaction Reports and Analysis Centre, depending on the subject.

Foreign investment is another core area. Treasury’s International, Corporate and Investment Group provides advice on foreign investment policy, including matters involving national security, economic security, international financial institutions, foreign investment proposals and compliance. The same group supports the Treasurer’s international engagements and the operations of the Foreign Investment Review Board.^[3]

Budget and fiscal policy

Treasury is one of the two central departments most closely associated with the federal Budget, alongside the Department of Finance. Treasury’s policy topics page states that Treasury leads the production of the federal Budget each year.^[2] The Department of Finance explains that the Budget process is the government’s decision-making process for allocating public resources, and that parliamentary authority to spend relevant money is obtained through annual appropriation acts and other legislation establishing special appropriations.^[6]

The Budget Papers are prepared by Treasury and Finance and set out the details of the Budget for Parliament and the public.^[6] Treasury’s Fiscal Group delivers functions that include producing the Budget and the Intergenerational Report and making payments to the states and territories.^[3] This gives Treasury a direct role in both near-term fiscal management and longer-term fiscal analysis.

The Budget is not simply a set of accounting tables. It is a macroeconomic document, a fiscal-policy statement and a legal-policy program. Treasury’s work therefore combines forecasts, revenue estimates, policy costing inputs, economic narratives, risk analysis and advice on the fiscal strategy. It also intersects with the Charter of Budget Honesty Act 1998, which the Department of Finance describes as setting principles and requirements for the government’s management of fiscal policy.^[6]

Treasury’s budget role should be distinguished from the Department of Finance’s expenditure-management role. Finance advises the Minister for Finance and the Expenditure Review Committee of Cabinet on government expenditure and non-taxation revenue, while Treasury has a central role in economic forecasts, revenue, fiscal strategy and the preparation of Budget Papers with Finance.^[6] The two departments’ responsibilities overlap in the Budget process but are not identical.

Federal financial relations

Treasury works with state and territory governments on economic, business and social policy and manages federal financial relations.^[1] This role reflects Australia’s federal system, in which the Commonwealth raises a large share of revenue while states and territories deliver many public services, including hospitals, schools, transport and policing.

Federal financial relations include payments to the states and territories, intergovernmental agreements and policy advice on the allocation of public resources across levels of government. Treasury’s Fiscal Group page specifically refers to making timely and accurate payments to the states and territories.^[3] In finance terms, this function is central to the flow of Commonwealth funds through the federation and to the fiscal capacity of subnational governments.

This work also has macroeconomic significance. Grants to states and territories affect aggregate demand, public investment, service delivery and the composition of public spending. Treasury’s whole-of-economy perspective is therefore relevant not only to the Commonwealth’s own accounts but also to consolidated public-sector conditions across Australia.

Organisation

Treasury’s organisational structure changes over time. As of the structure page last updated on 15 September 2026, Treasury was divided into six groups: Fiscal; Housing; International, Corporate and Investment; Macroeconomic; Markets; and Revenue, Small Business and Law.^[3]

The Fiscal Group focuses on fiscal outcomes, the Budget, the Intergenerational Report, payments to states and territories, and advice on government spending arrangements.^[3] The Housing Group provides policy advice, research and analysis and manages programs relating to housing affordability, housing supply and homelessness.^[3]

The International, Corporate and Investment Group covers international economic engagement, foreign investment policy, economic security, national security-related economic issues, international financial institutions and corporate services.^[3] The Macroeconomic Group monitors and assesses economic conditions in Australia and overseas and advises on macroeconomic policy, including monetary and fiscal policy and labour-market issues.^[3]

The Markets Group advises on policy processes and reforms relating to a secure financial system, corporate practices, competition and consumer protection.^[3] The Revenue, Small Business and Law Group works on taxation and retirement-income policies and legislation, small-business policy, legal and legislative advice, and changes to taxation revenue forecasts and projections.^[3]

Treasury’s domestic footprint includes Canberra as well as offices in Sydney, Melbourne and Perth. Treasury says these offices help it understand the economy across sectors and regions, develop private-sector relationships and strengthen organisational capability.^[3] The department also maintains overseas posts in Beijing, Jakarta, London, New Delhi, Paris, Tokyo and Washington DC, and maintains an operation in Jakarta.^[3]

History

The Commonwealth Department of the Treasury dates to Federation. Treasury’s centenary history notes that Treasury was one of seven departments foreshadowed in the Constitution and that the seven formed the seed of the federal public service from January 1901.^[7]

The early Commonwealth Treasury was small. Treasury’s centenary publication states that in July 1901 the Executive Council appointed five men to make up the department: George Allen as Secretary, along with James Collins, Francis Ross, Charles Cerutty and August Bolle. By January 1902 the department had added four more staff and all bookkeeping functions were performed in-house.^[7]

In its first decades, Treasury’s functions included public accounts, Commonwealth-State financial arrangements, pensions, banknotes, coins and taxation. The centenary history records early developments such as the introduction of Commonwealth land tax in 1910, legislation to establish the Commonwealth Bank in 1911, the first Commonwealth coins in 1911, the opening of the Commonwealth Bank in 1912, first Commonwealth banknotes in 1913 and the introduction of Commonwealth income taxes in 1915 as a temporary war measure.^[7]

Over time, functions originally connected to Treasury became separate institutions or departments. Treasury’s centenary history notes that Treasury “gave birth” to separate agencies and departments, including the Commonwealth Bank in 1912, the Ministry of Social Services in 1939 and the Department of Finance in 1976.^[7] This pattern reflects the growth of the Commonwealth state and the increasing specialisation of public administration.

The department’s role also shifted from bookkeeping and accounting toward economic policy advice. The centenary history states that Treasury’s work increasingly focused on matters of fundamental economic policy.^[7] By the late twentieth and early twenty-first centuries, Treasury had become a central source of advice on macroeconomic management, fiscal policy, taxation, financial-sector architecture, competition, productivity and retirement incomes.

Relationship with regulators and markets

Treasury’s influence in financial markets is mainly indirect but substantial. It shapes the legal and policy framework in which regulators operate and markets function. ASIC, APRA and the Reserve Bank have statutory powers and operational responsibilities, but Treasury advises ministers on the legislation and policy settings that define those powers and responsibilities.

For example, Treasury’s work on superannuation policy affects funds regulated by APRA and market disclosure or conduct rules overseen by ASIC. Its work on financial-services laws affects banks, insurers, superannuation trustees, financial advisers, market operators and listed companies. Its advice on foreign investment affects transactions that may involve listed entities on the Australian Securities Exchange, infrastructure assets, banks, resource companies and technology businesses.

Treasury also has a role in competition and consumer policy. These areas influence pricing power, market entry, mergers, data use, payment systems and consumer outcomes. In finance, this is relevant to banking competition, digital wallets, payment-system reform, credit products, insurance affordability and market integrity.

International role

Treasury contributes to Australia’s international economic policy. Its official policy areas include international economic policy, and its International, Corporate and Investment Group supports engagement with international financial institutions and foreign investment policy.^[1][3]

International economic work may involve global macroeconomic monitoring, participation in multilateral forums, advice on financial stability risks, tax cooperation, trade-related economic analysis and coordination with foreign counterparts. For an open economy such as Australia, these tasks are relevant to exchange-rate conditions, commodity markets, capital flows, sovereign risk, banking stability and investor confidence.

The department’s overseas posts support this function by providing reporting from key global markets.^[3] Such reporting can feed into domestic forecasts, budget assumptions and advice to ministers on international developments affecting Australia.

Significance

The Australian Treasury is significant because it links economic analysis, fiscal strategy and financial-sector policy inside the federal government. Its advice influences the Budget, tax system, federal financial relations, retirement-income settings, housing policy, foreign investment decisions and the regulatory architecture of markets.

Its institutional importance is also historical. Treasury began as one of the original Commonwealth departments and evolved as Australia’s economy and public sector became more complex. Many functions once housed within or closely associated with Treasury later became independent agencies, regulators or departments. The modern Treasury remains a central policy institution rather than an operational regulator, making it one of the key nodes through which economic ideas are converted into government policy.