15.1  Phases

(a)  The Augmentation Proposal may be submitted in stages or updated as set out in the Augmentation Process Deed, however a Final Augmentation Proposal must be submitted by the Proponents in accordance with the Augmentation Process Deed and the State Brief (or any other process agreed by the parties) which will be evaluated by the State for the purposes of determining whether to implement the relevant Augmentation. 

(b)  The parties must agree on the phases for the procurement of the Augmentation, which may include the preparation and submission by Project Co or the Proponents (as the case may be) of Augmentation Proposal(s) and evaluation of Augmentation Proposals by the State, negotiation of the Augmentation Documents and the achievement of Contract Close (each a Phase and together the Phases).