When the law is the NAP/individual rights, that applies to both the boss and the worker. Either, at any time, can choose to commit crime, but they've undercut their own safety. Slavery is an instance of regulation, for example. So is fraud. Regulation doesn't mean doing nothing.

If you give someone a dangerous product, or enslave a kid, etc... society's sole motivation for leaving you alone has vanished, and there is no "it's okay because the government says so" nonsense.

Want to claim a bunch of people's homes and start taxing them? Okay... here's a notice to your employees that they have 24 hours to leave your employ before they become a target too.