yep, it seems similar to Jersey law.
The cards are to handle both the loss-throttling, and also enforce self-exclusion gambler anonymous stuff.
I've only played in MO at low stakes, but I can imagine how the limits would be a nightmare at higher levels. Hell, I've lost more than $500 on single hands. You've just to to buy in for chips every 2 hours, whether you need them or not. hell, whether you're gambling or not. And if you're with friends, have them buy in with your money as well.
The most amusing way to start a riot among the staff is to start passing chips back and forth with another player. They
really don't like that.