8. This is the risk that the certification process is unsuccessful and has to be re-run. This risk lies with the SPV but may flow down to the sub-contractors. This is a risk that will be priced into the contingency of the sub-contractors or SPV's cost for certification. Therefore, whether the change is a Replacement Change or an Addition Change, the cost for this risk is likely to be included in the SPV or sub-contractor cost element of the price and should not be considered in calculating the SPV profit level.