| Kalgoorlie and Boulder Racing Clubs Act 1904 | 1904 (4 Edw. VII Prvt Act) |  Official Version |  Unavailable |  Unavailable | |
| Kalgoorlie and Boulder Racing Clubs Act Amendment Act 1912 | 053 of 1912 (3 Geo. V No. 34) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie and Boulder Racing Clubs Act Amendment Act 1926 | 008 of 1926 (17 Geo. V No. 8) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie and Boulder Racing Clubs Act Amendment Act 1953 | 1953 (2 Eliz. II Prvt Act) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie Country Club (Inc.) Act 1982 | 110 of 1982 | Official Version | Unavailable | Unavailable | |
| Kalgoorlie Electric Power and Lighting Corporation Limited Act 1902 | 1902 (2 Edw. VII No. 45) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie Health Authority Loan Act 1940 | 007 of 1940 (4 Geo. VI No. 7) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie Municipal Loans Re-appropriation Act 1900 | 1900 (64 Vict. No. 35) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie Racecourse Tramways Act 1904 | 1904 (4 Edw. VII Prvt Act) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie Road Board District Tramways Act 1900 | 1900 (64 Vict. No. 45) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie Road Board License Validation Act 1904 | 009 of 1904 (3 Edw. VII No. 24) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie Tramways Act 1900 | 1900 (64 Vict. No. 43) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie Tramways Act 1900, Amendment Act 1902 | 1902 (1 & 2 Edw. VII No. 10) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie Tramways Act Amendment Act 1904 | 005 of 1904 (3 Edw. VII No. 20) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie-Gnumballa Lake and Boulder Townsite Loop Railways Act 1897 | 1897 (61 Vict. No. 18) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie-Kanowna Railway Act 1896 | 1896 (60 Vict. No. 37) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie-Menzies Railway Act 1896 | 1896 (60 Vict. No. 44) | Official Version | Unavailable | Unavailable | |
| Kalgoorlie-Parkeston Railway Act 1959 | 036 of 1959 (8 Eliz. II No. 36) | Official Version | Unavailable | Unavailable | |
| Kambalda Water and Wastewater Facilities (Transfer to Water Corporation) Act 2004 | 064 of 2004 | Official Version | Word | HTML | |
| Kangaroo Ordinance 1853 | 1853 (16 Vict. No. 14) | Official Version | Unavailable | Unavailable | |
| Kangaroo Ordinance, repeal (1878) | 1878 (42 Vict. No. 9) | Official Version | Unavailable | Unavailable | |
| Kangaroos (1900) | 1900 (64 Vict. No. 33) | Official Version | Unavailable | Unavailable | |
| Katanning Electric Lighting and Power (Private) Act 1904 | 1904 (3 Edw. VII (Prvt Act)) | Official Version | Unavailable | Unavailable | |
| Katanning Electric Lighting and Power Repeal Act 1959 | 040 of 1959 (8 Eliz. II No. 40) | Official Version | Unavailable | Unavailable | |
| Katanning Electricity Supply Undertaking Acquisition Act 1961 | 056 of 1961 (10 Eliz. II No. 56) | Official Version | Unavailable | Unavailable | |
| Katanning-Kojonup Railway Act 1905 | 028 of 1905 (5 Edw. VII No. 28) | Official Version | Unavailable | Unavailable | |
| Katanning-Nampup Railway Act 1911 | 007 of 1911 (1 Geo. V No. 18) | Official Version | Unavailable | Unavailable | |
| Katanning-Nyabing Railway Extension Act 1914 | 016 of 1915 (5 Geo. V No. 43) | Official Version | Unavailable | Unavailable | |
| Kensington Lane Closure Act (1893) | 1893 (57 Vict. No. 23) | Official Version | Unavailable | Unavailable | |
| Kewdale Lands Development Act 1966 | 060 of 1966 | Official Version | Unavailable | Unavailable | |
| Kewdale Lands Development Act Amendment Act 1968 | 032 of 1968 | Official Version | Unavailable | Unavailable | |
| Kewdale Lands Development Act Amendment Act 1970 | 017 of 1970 | Official Version | Unavailable | Unavailable | |
| Keystart Act 2024 | 044 of 2024 | Official Version | Word | HTML | |
| Kimberley Districts General Sessions Act 1886 | 1886 (50 Vict. No. 27) | Official Version | Unavailable | Unavailable | |
| Kingia Grass Tree Concession Confirmation Act 1914 | 014 of 1914 (5 Geo. V No. 14) | Official Version | Unavailable | Unavailable | |
| King's Park and University Land Exchange Act 1934 | 049 of 1934 (25 Geo. V No. 48) | Official Version | Unavailable | Unavailable | |
| Kojonup Agricultural and Horticultural Society's Land Act 1922 | 005 of 1923 (13 Geo. V No. 28) | Official Version | Unavailable | Unavailable | |
| Kojonup and Dowerin Road Board Loans Validation Act 1926 | 058 of 1926 (17 Geo. V No. 58) | Official Version | Unavailable | Unavailable | |
| Kojonup Cemetery Act 1928 | 031 of 1928 (19 Geo. V No. 31) | Official Version | Unavailable | Unavailable | |
| Kojonup Racecourse Act 1923 | 030 of 1923 (14 Geo. V No. 9) | Official Version | Unavailable | Unavailable | |
| Kulja Eastward Railway Act 1928 | 006 of 1928 (19 Geo. V No. 6) | Official Version | Unavailable | Unavailable | |
| Kwinana Loop Railway Act 1968 | 039 of 1968 | Official Version | Unavailable | Unavailable | |
| Kwinana Road District Act 1953 | 026 of 1953 (2 Eliz. II No. 26) | Official Version | Unavailable | Unavailable | |
| Kwinana-Mundijong-Jarrahdale Railway Act 1961 | 047 of 1961 (10 Eliz. II No. 47) | Official Version | Unavailable | Unavailable | |
| Kwinana-Mundijong-Jarrahdale Railway Extension Act 1967 | 062 of 1967 | Official Version | Unavailable | Unavailable | |
