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Review Dateline
| Year | States | Year | States |
| 2004 | WA, NSW, Tasmania (hospitals only) | 2000 | Victoria |
| 2003 | NSW, Victoria#, SA, NT | 1996 | Tasmania, Qland, ACT |
| 2002 | ACT, | 1995 | Victoria, SA |
| 2001 | WA |
Notes: #No major structural changes recommended – focus on governance
