"It seems unlikely that the relationship between the two Acts was considered at the time the KSA was enacted. It may well be that legislative amendment is required," she said.
Criminal Bar Association president Len Andersen agreed.
"I think that as a result of this decision I'm sure the Government will look at perhaps changing that so it's subject to the Proceeds of Crime legislation," he told Williams.
"I can't think of anything else offhand that is protected in the same way as KiwiSaver."
It seemed unjust that KiwiSaver had protective positions — it was also protected in bankruptcy, although not in a relationship breakdown, he said.
The trouble with KiwiSaver was people were not restricted to just putting in the small percentage of earnings from themselves and their employer.
"There's nothing to stop people putting quite large amounts in ... if you think about it in terms of criminal enterprises, it would be rather shortsighted of a drug dealer not to have a KiwiSaver account."