Can't be very illegal otherwise they wouldn't be moving to continue the practice.
It's in California and after reading the whole of your pictured information. It in fact leads to the fact that the practice is not illegal and they are looking at ways to make it viewed as illegal. Because it's deceptive how the boxes are labelled and they're upset they didn't think of it first.
If Dems had done it they wouldn't be putting it in the national news.
