Is the junk fee banned in California?

Excuse me, I was just wondering if you could clarify something for me. The topic of the so-called "junk fees" has been in the news lately, and I've heard conflicting reports about whether or not they've been banned in the state of California. Could you please provide me with a clear and concise answer to the question: "Is the junk fee banned in California?" I'd appreciate it if you could also elaborate on any relevant laws or regulations that may be in place regarding these types of fees. Thank you.