It's totally crazy and completely unfair.
Consider sending weekly e-mails to Theresa May with copies to your MP demanding a reason and a decision.
How about getting the local media involved or even the national media.
How about getting Cameron involved.
The more senior people you involve the more public interest in media coverage.
I have no idea if legal action is possible, but might be worth researching.
Sometimes just the threat is enough.
Just brainstorming.
Shoot me down if I'm wrong.