The new rules linked by another poster do not say anything about "carrying" knives.
They are rules about "owning" knives and the current owners of such knives are pressured to deposit them at the police or risk criminal charges if caught later, presumably during a home search done for any reason.
They are rules about "owning" knives and the current owners of such knives are pressured to deposit them at the police or risk criminal charges if caught later, presumably during a home search done for any reason.