Catchwords:

BUILDING AND CONSTRUCTION – claim for progress payment – reference date – whether claim with respect to an available reference date – inclusion of three days’ interest accruing after reference date – whether claim invalid – Building and Construction Industry Security of Payment Act 1999 (NSW), ss 13(7) and (8)

BUILDING AND CONSTRUCTION – claim for progress payment – service of claim – supporting statement – requirements for valid supporting statement – consequence of failure to serve valid statement – whether payment claim invalid

BUILDING AND CONSTRUCTION – claim for progress payment – variations – whether sums claimed under the contract or for quantum meruit – whether the claim invalid if amounts not owing under the contract – statutory scheme for adjudication of payment claim disputes – Building and Construction Industry Security of Payment Act 1999 (NSW), ss 14 and 15(4)

STATUTORY INTERPRETATION – penalty provision – implied civil consequences – whether intention to invalidate step creating civil obligation – breach of requirement to serve compliant supporting statement – whether claim invalid – Building and Construction Industry Security of Payment Act 1999 (NSW), ss 13(7) and (8)