Oggie - that's what I thought, though I thought it was £5 million. As to the pre-acceptance assurances, I still have to find those.
Tejas - that was exactly what I had in mind - thank you!
Goodness me but I had a frustrating time googling for what I needed. All manner of private companies with a little NHS sticker on their websites claim to be "in charge" of one thing or another that sounds as if it is the thing you want, but ends up being entirely other...
I've got some reading to do now.