Crazy, I also grew up in CA and work in OR. When I read the title I thought this was a classic example of CA's government overreaching in ways OR's would never. I never would have guessed OR was first!
Servers need to be aware of all of the laws surrounding service, and what to watch out for wrt intoxication. Not all jobs are created equal- and that means there needs to be some baseline for training when it comes to safety that's this basic.