6.1 Handling interim payments
6.2 Agreeing quantities for payment
6.3 Payment for extra work, dayworks and claims
6.4 Payment of lump sums, method related items and any adjustment item
6.5 Payment for materials on site
6.6 Payment for materials manufactured off site
6.7 Payment for manufactured items shipped overseas
6.8 Price adjustment
6.9 Cost reimbursement
6.10 Retention and other matters