Inspector Wilson needs to be reported to the needs to be reported to the Police Complaints authority.
Humberside Police and Inspector Wilson need to recognise that no human can ever change sex; that there is no such thing as a male brain or a female brain; that people cannot be born in the "wrong* body.
End of.
If Humberside Police has incontrovertible scientific evidence to the contrary on any of those issues above, bring it on!
And maybe, just maybe, Humberside Police should educate itself about autogynephilia? Read Mumsnet pages written by the Trans Widows!