evidence that the increased residual risk arising from the change is within the bank's risk appetite.

approval by money-laundering reporting officer for the proposal.

how many resources are spent on the less productive lower threshold and the associated costs.

the number of cases that will not be filed and the resources that can be freed up for other tasks.

minutes of meeting held with the regulator where agreement was obtained that the higher threshold was justified.

historical analysis proving that the current scenario generates a disproportionate number of false positives.