Unreported decisions are available from AustLII and Jade.
Superior Courts of Tasmania - 1824 - 1843 (AustLII only)
Supreme Court of Tasmania - 1985 - current (AustLII only)
Supreme Court of Tasmania - Full Court - 2010 - current
Supreme Court of Tasmania - Court of Criminal Appeal -2010 - current
Unreported decisions of Tasmanian commissions and tribunals on AustLII include:
Anti-Discrimination Tribunal of Tasmania - 2000 - current
Resource Management and Planning Appeal Tribunal of Tasmania - 1994 - current
Resource Planning and Development Commission of Tasmania - 2004 - 2009
Tasmanian Guardianship and Administration Board - 2003 - current
Tasmanian Health Practitioners Tribunal - 2011 - current
Tasmanian Planning Commission - 2009 - current
Workers Rehabilitation and Compensation Tribunal of Tasmania - 2004 - current
Decisions of the Nineteenth Century Tasmanian Superior Courts
This database contains the earliest decisions of the superior courts of Tasmania (also available through AustLII). The website also states that "before 1824, New South Wales superior courts occasionally sat in Van Diemen's Land. For those decisions and others concerning the island, look at the heading 'Van Diemen's Land' in the Subject Index to the New South Wales cases".