In the matter of an Application for Writs of Certiorari and Mandamus against the Honourable Anthony McIntyre, a Vice President of the Australian Industrial Relations Commission, the Honourable John MacBean, a Senior Deputy President of the Australian Industrial Relations Commission and the Honourable Anne Harrison, a Deputy President of the Australian Industrial Relations Commission- First Respondents, State of Victoria - Second Respondent, State of South Australia - Third Respondent; Ex Parte: Community and Public Sector Union & In the matter of an Application for Writ of Prohibition against the Honourable Anthony William Donald McIntyre, the Honourable John William MacBean and the Honourable Anne Harrison, respectively, Vice Presdient, Senior Deputy President and Deputy President of the Australian Industrial Relations Commission - First Respondent, Community and Public Sector Union - Second Respondent; Ex Parte: State of Victoria [1995] IRCA 491

INDUSTRIAL LAW - Industrial arbitration - Application to Australian Industrial Relations Commission for dispute findings - Alleged "paper dispute" arising out of non-acceptance by employers of log of claims served by a union - Effect of service of new log of claims amending a previous log - Whether this effected a termination of the dispute caused by non-acceptance of the earlier claims - Effect of deregistration of claimant union on its amalgamation with another union - Circumstances in which Court may grant prerogative relief - Relevance of individual opinions regarding wisdom, reasonableness and achievability of claims in determining genuiness of a log of claims. Industrial Relations Act 1988, ss.101, 104, 192, 234, 253Q, 253U, 253V and 412. Judiciary Act 1903, s.44. No. VI.2885 of 1995 IN THE MATTER of an Application for Writs of Certiorari and Mandamus against THE HONOURABLE ANTHONY McINTYRE, a Vice President of the Australian Industrial Relations Commission, THE HONOURABLE JOHN MACBEAN, a Senior Deputy President of the Australian Industrial Relations Commission and THE HONOURABLE ANNE HARRISON, a Deputy President of the Australian Industrial Relations Commission - First Respondents, STATE OF VICTORIA - Second Respondent, STATE OF SOUTH AUSTRALIA - Third Respondent EX PARTE: COMMUNITY AND PUBLIC SECTOR UNION and No. VI.3631 of 1995 IN THE MATTER of an Application for Writ of Prohibition against the HONOURABLE ANTHONY WILLIAM DONALD McINTYRE, the HONOURABLE JOHN WILLIAM MacBEAN and the HONOURABLE ANNE HARRISON, respectively, VICE PRESIDENT, SENIOR DEPUTY PRESIDENT and DEPUTY PRESIDENT of the Australian Industrial Relations Commission - First Respondent, COMMUNITY AND PUBLIC SECTOR UNION - Second Respondent EX PARTE: STATE OF VICTORIA CORAM: WILCOX CJ, KEELY J & MOORE J PLACE: MELBOURNE DATE: 20 SEPTEMBER 1995