The Royal Commission of Inquiry into Drug Trafficking (1981-1983) was also known as the "Stewart Royal Commission". It was headed by Justice Donald Stewart.
to inquire into and report upon the arrangements made for the transport of troops returning from service in South Africa in the S.S. "Drayton Grange" (1902)
on sites for the seat of government of the Commonwealth (1903)
on the Bonuses for Manufactures Bill (1903–1904)
on the butter industry (1904–1905)
on the Navigation Bill (1904–1906)
on the affray at Goaribari Island, British New Guinea, on the 6th of March, 1904 (1904)
on customs and excise tariffs (1904–1907)
on old-age pensions (1905–1906)
on the tobacco monopoly (1905–1906)
1906–1910
on ocean shipping service (1906)
British New Guinea—Royal Commission of inquiry into the present conditions, including the method of government, of the Territory of Papua, and the best means of their improvement (1906–1907)
on secret drugs, cures, and foods (1906–1907)
on postal services (1908–1910)
on insurance (1908–1910)
on stripper harvesters and drills (1908–1909)
on Tasmanian customs leakage (1910–1911)
1911–1920
1911–1912
on the sugar industry (1911–1912)
on the pearl-shelling industry (1912–1916)
on the fruit industry (1912–1914)
1913–1914
to inquire into certain charges against Mr. Henry Chinn (1913)
on Northern Territory railways and ports (1913–1914)
on powellised timber (1913–1914)
upon the Commonwealth electoral law and administration (1914–1915)
on meat export trade (1914)
on food supplies and trade and industry during the war (1914)
1915–1916
on mail services and trade development between Australia and the New Hebrides (1915)
on Liverpool Military Camp, New South Wales (1915)
on the charges made by D. L. Gilchrist concerning the construction of the western section of the Kalgoorlie to Port Augusta Railway (1916)
to inquire into and report upon certain charges against the Administrator and other officers of the Northern Territory Administration (1916)
on Federal Capital Administration (1916–1917)
1917–1918
on Java and the East Indies, Singapore and the Straits Settlements (1917–1918)
on Navy and Defence Administration (1917–1919)
on the war—Australian Imperial Force. Report as to number of members fit for active service and number of reinforcements and enlistments required (1918)
on Public Service administration, Commonwealth of Australia (1918–1920)
upon the public expenditure of the Commonwealth of Australia with a view to effecting economies (1918–1921)
on taxation of leasehold estates in Crown lands (1918–1919)
on the basic wage (1919–1920)
1919–1920
on the sugar industry (1919–1920)
on industrial troubles on Melbourne wharfs (1919–1920)
on late German New Guinea (1919–1920)
to inquire into complaints by the munition worker passengers to Australia by the transport "Bahia Castillo" (1919)
on Northern Territory Administration (1919–1920)
on taxation (1920–1923)
on the increase of the selling price of coal (1920)
1921–1940
1921–1930
1921–1922
on the matter of uniform railway gauge (1921)
on pillaging of ships' cargoes (1921)
on Cockatoo Island Dockyard (1921)
upon the loyalty to the British Crown of German Nationals resident in Australia whose property is liable to a charge created by the Treaty of Peace Regulations made under the Treaty of Peace (Germany) Act 1919–1920 (1921)
1923–1924
on the circumstances attending the supposed loss at sea of the steamship "Sumatra" (1923)
in connection with sugar purchases by the Commonwealth through Mr. W. E. Davies in September and October, 1920 (1923–1924)
in connection with joinery supplied to the War Service Homes Commissioner in March, 1920 (1923–1924)
on the Navigation Act (1923–1925)
on national insurance (1923–1927)
on the method for determining the unimproved value of land held under Crown leases (1924–1925)
on the assessment of war service disabilities (1924–1925)
to inquire into extracts from the reports in Parliamentary Debates of speeches made by Mr. Scullin in the House of Representatives on 7 and 19 August 1924, in relation to land tax matters (1924–1925)
on the finances of Western Australia, as affected by Federation (1924–1925)
1925–1926
on health (1925–1926)
on Norfolk Island affairs (1926)
on certain matters in connexion with the British Phosphate Commission (1926)
to inquire into allegations affecting members of the Parliamentary Joint Committee of Public Accounts in connexion with claims made by broadcasting companies against the Commonwealth Government (1930)
1931–1940
1931–1935
on Jacob Johnson (1931)
on performing rights (1932–1933)
on taxation (1932–1934)
on mineral oils and petrol and other products of mineral oils (1933–1935)
on the wheat, flour and bread industries (1934–1936)
to inquire into and report upon the circumstances associated with the retirement of Lieutenant-Commander Alan Dermot Casey from the Royal Australian Navy (1934)
to inquire into the monetary and banking systems at present in operation in Australia (1935–1937)
1936–1940
on doctors' remuneration for national insurance service and other contract practice (1938)
to inquire into and report upon the contract or contracts with Abbco Bread Co. Pty. Limited for the supply of bread to the Department of the Army, and other matters (1941)
to inquire into circumstances under which certain public monies were used and to whom, and for what purposes such moneys were paid (1941)
an inquiry into a statement that there was a document missing from the official files in relation to "The Brisbane Line" (1943)
to inquire into and report upon certain transactions of the Sydney Land Sales Control Office, and the Canberra Land Sales Control Office of the Treasury (1947)
to inquire into certain transactions in relation to timber rights in the Territory of Papua-New Guinea (1949)
1951–1960
on the Port Augusta to Alice Springs Railway (1951–1952)
on television (1953–1954)
on espionage (1954–1955)
1961–1980
1961–1970
on alleged improper practices and improper refusal to co-operate with the Victoria Police Force on the part of persons employed in the Postmaster-General's Department in Victoria in relation to illegal gambling (1962–1963)
