I know there’s one state in the US where it’s just, “No, nothing will let you legally change the gender you’re registered as.”
You got me curious, so I looked it up. https://transgenderlawcenter.org/resources/id/state-by-state-overview-changing-gender-markers-on-birth-certificates
The answer is: Tennessee.
Yep. I knew someone brought up in the place where I learned about this article that they happened to live in the one place in America where that was in effect, but I forgot the name. Thanks for finding it; I know where to avoid if I visit America.