Or until someone get loses interest. There's no system to it at all.

[Conan had been frustrated about this for the last two years. He could solve the cases, but with no system of law there was very little he could do. Not when nearly everyone thought him to be just a overly intelligent brat playing detective.]

There was an attempt a few years ago to put something more formal in place, but it fell apart when no one could agree on what a proper punishment was.