Deputies the population. A civil bounty for unlocatable firearms.
If they can’t produce the registered gun, they owe the informant some sizable sum. Ownership is not at issue. The 2nd is “safe.”
Presumably it would take guns off the street. Pays for itself in fees. Employs attorneys.
Win, win, win.
Free to own a gun but if someone finds out you don’t know where it is, cha-ching.