Totally corrupt and very very dispiriting to know nothing can be done
The Good Law Project is trying very hard to not only publicise this abuse of public funds but also to challenge its legality by Judicial Review. They seem to be the pursing the only legal route anyone has to hold the government to account.
It's a crowd funded project so something that can be done is to make a donation to them.
Here's a link to them again (note, they're interested in other topics apart from govt. corruption)
goodlawproject.org/about/
Is there such a thing as delicious ready meals?
Water Pollution -“ A National Disgrace”? A case for renationalisation?