13.4  Subcontractor Margin 

(a)  If, in accordance with the principles set out in section 14.1, the parties determine to procure a Subcontractor to undertake any part of the Augmentation without a Tender Process, the Margin of that Subcontractor for the work it will undertake as part of the Augmentation (Subcontractor Margin) must be included in the Augmentation Process Deed. 

(b)  Unless the State materially changes the scope of the Augmentation Process Deed, or otherwise agrees, any Subcontractor Margin for the Augmentation included in the Augmentation Process Deed must be included in the Final Augmentation Proposal, unadjusted.