I don't think there's a lot that the local police can do about it, at least in regards to some things that happen when you're traveling outside of the cities. And even then, Team Rocket always manages to escape before they can be caught and taken to jail whenever their plans go south.
[If there's one thing those guys are good at, it's running away.]
voice;
[If there's one thing those guys are good at, it's running away.]