Watpac Constructions v Austin Corp [2010] NSWSC 168

Building and Engineering Contracts – Building and Construction Industry Security of Payment Act 1999 – validity of second adjudication determination –where payment claim for amounts the subject of previous adjudication determination – where determination by previous adjudicator that defendant not entitled to amounts - claimed – whether valid payment claim – whether subsequent claim before second - adjudicator precluded by principles of issue estoppel or principles of abuse of - process – whether plaintiff denied procedural fairness. -

Estoppel – issue estoppel – whether earlier determination created issue estoppel – whether abuse of process for defendant to reagitate claim leading to second - adjudication determination.

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