If this nonsense ever limps into some sort of enforcement, seems like the only legally prudent approach for any service provider is to assume "trans unless proven otherwise" for every single individual (along with maximised elimination of non-unisex facilities).

Definitely workable.

The original proposed guidance had exemptions for staff and dependent minors. Presume that sort of thing still there. It was always "single sec" with a massive asterisk and list of footnotes, not that you could tell from the black & white GC rhetoric

Yeah. They're galled "neatguys" there. More modest

Literally that "Oh, so it's a crime to meet up with friends now?" (Criminal conspiracy / bribery) ultra de-contextualisation meme