| NSW | COMMONWEALTH |
| 3rd July 1901 (19th Parliament) | 29th-30th March 1901 (1st Parliament) |
 | 16th December 1903 (2nd Parliament) |
| 6th August 1904 (20th Parliament) | |
| 12th December 1906 (3rd Parliament) |
| 10th September 1907 (21st Parliament) | |
| 14th October 1910 (22nd Parliament) | 13th April1910 (4th Parliament) |
| 6th December 1913 (23rd Parliament) | 31st May 1913 (5th Parliament) |
| 5th September 1914 (6th Parliament)
simultaneous dissolution |
| 24th March 1917 (24th Parliament) | 5th May 1917 (7th Parliament) |
| 13th December 1919 (8th Parliament) |
| 20th March 1920 (25th Parliament) | |
| 25th February 1922 (26th Parliament) | 16th December 1922 (9th Parliament) |
| 30th May 1925 (27th Parliament) | 14th November 1925 (10th Parliament) |
| 8th October 1927 (28th Parliament) | |
| 17th November 1928 (11th Parliament) |
| 12th October 1929 (12th Parliament) (House of Representatives) |
| 25th October 1930 (29th Parliament) | |
| 19th December 1931 (13th Parliament) |
| 11th June 1932 (30th Parliament) | |
| 15th September 1934 (14th Parliament) |
| 11th May 1935 (31st Parliament) | |
| 23rd October 1937 (15th Parliament) |
| 26th March 1938 (32nd Parliament) | |
| 21st September 1940 (16th Parliament) |
| 10th May 1941 (33rd Parliament) | |
| 21st August 1943 (17th Parliament) |
| 27th May 1944 (34th Parliament) | |
| 28th September 1946 (18th Parliament) |
| 3rd May 1947 (35th Parliament) | |
| 10th December 1949 (19th Parliament) |
| 17th June 1950 (36th Parliament) | |
| 28th April 1951 (20th Parliament) (simultaneous dissolution) |
| 14th February 1953 (37th Parliament) | 9th May 1953 (Senate) |
| 29th May 1954 (21st Parliament) (House of Representatives) |
| 10th December 1955 (22nd Parliament) |
| 3rd March 1956 (38th Parliament) | |
| 22nd November 1958 (23rd Parliament) |
| 21st March 1959 (39th Parliament) | |
| 9th December 1961 (24th Parliament) |
| 3rd March 1962 (40th Parliament) | |
| 30th November 1963 (25th Parliament) (House of Representatives) |
| 5th December 1964 (Senate) |
| 1st May 1965 (41st Parliament) | |
| 26th November 1966 (26th Parliament) (House of Representatives) |
| 25th November 1967 (Senate) |
| 24th February 1968 (42nd Parliament) | |
| 25th October 1969 (27th Parliament) (House of Representatives) |
| 21st November 1970 (Senate) |
| 13th February 1971 (43rd Parliament) | |
| 2nd December 1972 (28th Parliament) (House of Representatives) |
| 17th November 1973 (44th Parliament) | |
| 18th May 1974 (29th Parliament) (simultaneous dissolution) |
| 13th December 1975 (30th Parliament) (simultaneous dissolution) |
| 1st May 1976 (45th Parliament) | |
| 10th December 1977 (31st Parliament) |
| 7th October 1978 (46th Parliament) | |
| 18th October 1980 (32nd Parliament) |
| 19th September 1981 (47th Parliament) | |
| 5th March 1983 (33rd Parliament) (simultaneous dissolution) |
| 24th March 1984 (48th Parliament) | 1st December 1984 (34th Parliament) |
| 11th July 1987 (35th Parliament) (simultaneous dissolution) |
| 19 March 1988 (49th Parliament) | |
| 24th March 1990 (36th Parliament) |
| 25th May 1991 (50th Parliament) | |
| 13th March 1993 (37th Parliament) |
| 25th March 1995 (51st Parliament) | |
| 2nd March 1996 (38th Parliament) |
| 3rd October 1998 (39th Parliament) |
| 27th March 1999 (52nd Parliament) | |
| 10th November 2001 (40th Parliament) |
| 22nd March 2003 (53rd Parliament) | 9th October 2004 (41st Parliament) |
| 24th March 2007 (54th Parliament) | 24th November 2007 (42nd Parliament) |