The High Court has significantly reduced the scope of the doctrine of quantum meruit in so far as it applies to work undertaken pursuant a contract which has been discharged. In such a case, quantum meruit is only available for completed work but for which a contract entitlement has not crystallised at discharge.
Parties to a contract enter into a further contract by which they vary the original contract terms. Is the effect of the second contract to bring the first contract to an end and to replace it with the second, or to leave the first contract standing, subject to alteration?
Balanced Securities Limited v Dumayne Property Group Pty Ltd  VSCA 61