| Unauthorised Documents Act 1961 | 008 of 1961 (10 Eliz. II No. 8) |  Official Version |  Unavailable |  Unavailable | |
| Unauthorised Documents Act Amendment Act 1979 | 059 of 1979 | Official Version | Unavailable | Unavailable | |
| Unclaimed Money Act 1990 | 031 of 1990 | Official Version | Unavailable | Unavailable | |
| Unclaimed Money (Superannuation and RSA Providers) Act 2003 | 019 of 2003 | Official Version | Word | HTML | |
| Unclaimed Money (Superannuation and RSA Providers) Amendment and Expiry Act 2014 | 022 of 2014 | Official Version | Word | HTML | |
| Unclaimed Moneys Act 1912 | 034 of 1912 (3 Geo. V No. 15) | Official Version | Unavailable | Unavailable | |
| Unclaimed Moneys Act Amendment Act 1924 | 002 of 1924 (15 Geo. V No. 2) | Official Version | Unavailable | Unavailable | |
| Unclaimed Moneys Act Amendment Act 1947 | 008 of 1947 (11 Geo. VI No. 8) | Official Version | Unavailable | Unavailable | |
| Unfair Trading and Profit Control Act 1956 | 030 of 1956 (5 Eliz. II No. 30) | Official Version | Unavailable | Unavailable | |
| Unfair Trading and Profit Control Act Amendment Act 1957 | 057 of 1957 (6 Eliz. II No. 57) | Official Version | Unavailable | Unavailable | |
| Unfair Trading and Profit Control Act Amendment Act 1958 | 047 of 1958 (7 Eliz. II No. 47) | Official Version | Unavailable | Unavailable | |
| Uniforms Act 1895 | 1895 (59 Vict. No. 4) | Official Version | Unavailable | Unavailable | |
| Uniting Church in Australia Act 1976 | 139 of 1976 | Official Version | Unavailable | Unavailable | |
| Uniting Church in Australia Amendment Act 1991 | 042 of 1991 | Official Version | Unavailable | Unavailable | |
| Universities Legislation Amendment Act 2000 | 075 of 2000 | Official Version | Word | HTML | |
| Universities Legislation Amendment Act 2005 | 008 of 2005 | Official Version | Word | HTML | |
| Universities Legislation Amendment Act 2016 | 032 of 2016 | Official Version | Word | HTML | |
| University Act Amendment Act 1917 | 023 of 1917 (8 Geo. V No. 4) | Official Version | Unavailable | Unavailable | |
| University Building Act 1938 | 004 of 1938 (2 Geo. VI No. 4) | Official Version | Unavailable | Unavailable | |
| University Buildings Act 1930 | 037 of 1930 (21 Geo. V No. 37) | Official Version | Unavailable | Unavailable | |
| University Buildings Act 1952 | 043 of 1952 (1 Eliz. II No. 43) | Official Version | Unavailable | Unavailable | |
| University Buildings Act Amendment Act 1931 | 050 of 1931 (22 Geo. V No. 50) | Official Version | Unavailable | Unavailable | |
| University Colleges Act 1926 | 047 of 1926 (17 Geo. V No. 47) | Official Version | Unavailable | Unavailable | |
| University Endowment Act 1904 | 006 of 1904 (3 Edw. VII No. 21) | Official Version | Unavailable | Unavailable | |
| University Endowment Act Amendment Act 1927 | 020 of 1927 (18 Geo. V No. 20) | Official Version | Unavailable | Unavailable | |
| University Medical School Act 1955 | 030 of 1955 (4 Eliz. II No. 30) | Official Version | Unavailable | Unavailable | |
| University Medical School, Teaching Hospitals, Act 1955 | 031 of 1955 (4 Eliz. II No. 31) | Official Version | Unavailable | Unavailable | |
| University Medical School, Teaching Hospitals, Amendment Act 1985 | 021 of 1985 | Official Version | Unavailable | Unavailable | |
| University of Notre Dame Australia Act 1989 | 049 of 1989 | Official Version | Unavailable | Unavailable | |
| University of Notre Dame Australia Amendment Act 1996 | 016 of 1996 | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act 1911 | 037 of 1911 (1 Geo. V No. 48) | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1929 | 017 of 1929 (20 Geo. V No. 15) | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1944 | 043 of 1944 (8 & 9 Geo. VI No. 43) | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1947 | 040 of 1947 (11 & 12 Geo. VI No. 40) | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1955 | 003 of 1955 (4 Eliz. II No. 3) | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1957 | 025 of 1957 (6 Eliz. II No. 25) | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1964 | 004 of 1964 (13 Eliz. II No. 4) | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1969 | 046 of 1969 | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1970 | 113 of 1970 | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1973 | 058 of 1973 | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1975 | 040 of 1975 | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1976 | 037 of 1976 | Official Version | Unavailable | Unavailable | |
| University of Western Australia Act Amendment Act 1978 | 062 of 1978 | Official Version | Unavailable | Unavailable | |
| Unleaded Petrol Act 1984 | 127 of 1984 | Official Version | Unavailable | Unavailable | |
| Unleaded Petrol Repeal Act 1995 | 054 of 1995 | Official Version | Unavailable | Unavailable | |
| Unsolicited Goods and Services Act 1973 | 085 of 1973 | Official Version | Unavailable | Unavailable | |
| Upper Chapman Railway Act 1909 | 003 of 1909 (8 Edw. VII No. 8) | Official Version | Unavailable | Unavailable | |
| Upper Darling Range Railway Extension Act 1911 | 013 of 1912 (2 Geo. V No. 21) | Official Version | Unavailable | Unavailable | |
| Upper Darling Range Railway Lands Revestment Act 1953 | 027 of 1953 (2 Eliz. II No. 27) | Official Version | Unavailable | Unavailable | |
| Uranium (Yeelirrie) Agreement Act 1978 | 110 of 1978 | Official Version | Unavailable | Unavailable | |
| Uranium (Yeelirrie) Agreement Amendment Act 1982 | 040 of 1982 | Official Version | Unavailable | Unavailable | |
| Used Car Dealers Act 1964 | 051 of 1964 (13 Eliz. II No. 51) | Official Version | Unavailable | Unavailable | |
| Usury, application of UK statutes (1866) | 1866 (30 Vict. No. 1) | Official Version | Unavailable | Unavailable | |
