Earlier quoted context omitted.
Not the parent but: I would imply exactly such a thing. Just like how, in some/most states you are supposed to pay a tipped employee minimum wage if they don't make the equivalent in tips. As far as I can tell from having worked in food service: that payout never happens.
What you've described is a state crime, a federal crime, and a violation of several different state and federal labor laws. Easily a dime worth of prison time, plus criminal fines, plus civil penalties, plus having to pay out the stolen tips to your employees with treble damages for the intentional tort you've comitted. Not really worth it. I'm not saying it doesn't happen, but the calculus is so bad that it's extrem…
I can understand why you might think it never happens if you are completely ignorant of the facts on the ground but nevertheless familiar with the criminal and civil sanctions involved. It's about lack of enforcement.