b) As agreed by both parties, payment shall be paid to the Supplier within 7 days of the invoice date, by bank transfer to the Supplier’s bank account, after receipt of:
1. each tax invoice, pursuant to clause ba), provided that the invoice is accompanied by all necessary supporting documentation reasonably required by Suretex, or
2. each claim for progress payment, with supporting documents approved by Suretex.
c) Suretex will be under no obligation to pay any amount to the Supplier under this agreement or otherwise in excess of the Project Cost
d) Suretex will be under no obligation to pay any amount to the Supplier under this agreement or otherwise in excess of the Project Cost.