[8note]

That's a misunderstanding of what the transition is - the transition is on how the gender is presented, not the underlying gender.

That's not to say immutability is a great method to determine rights. Mind you, I don't think political affiliation needs such protections. Freedom of expression and association already handle interactions with political affiliation. The government guarantees your ability to have a political opinion, but not for other people respect it or to help you promote it. What people do with their business is still part of their view points - the real solution is to decentralize power more, so that even if you get thrown out for your political opinion, you can always work somewhere else that likes your politics