The Fourth Amendment and Laws Requiring Video Recording Inside Stores

Yesterday, a divided Ninth Circuit handed down Richards v. Newsom, rejecting a facial challenge to a California law, California Penal Code Section 26806, which requires federally licensed firearms dealers to maintain digital recording systems on their business premises. The law was challenged on First Amendment, Fourth Amendment, and Fifth Amendment grounds. I wanted to focus on the Fourth Amendment issues in this post, as I'm not sure the majority's reasoning was right. I hadn't heard of this law until yesterday, so my apologies if I'm getting the details wrong. But as I understand it, the law requires federally licensed firearms dealers (which I'll just call "gun shops" for short, if that's not too inaccurate) to have 24/7 video surveillance of "interior views of all entries or exits to