Trans people will continue to legally access name changes, public toilets, changing rooms etc, on the basis of self-determination.
Men can't acquire the protected characteristic of the female sex willy nilly, now.
Public attitude to the customs and protocols was always the basis for much of this.
This is just the beginning.
Challenges to the EHCR, stonewall law, the Tavistock, and the systematic reversal of regulatory capture has started.
And with this announcement, the government have indicated that not only are they listening to the public, they know how the system is being gamed.