There's no "BBC fee". Theres a TV Licence fee.
You don't need to pay it if you don't own a tv. Or you own a tv hooked up to a playstation. There's also many other (legal) reasons to not pay for it.
There's no such thing as a "british council court house". There's magistrates court, where non-payment of the license fee might end up at.
"50 percent of the criminals that pass through a British councils court houses, are there for non payment of bbc license fee" is a ridiculous statement. It's closer to 1 in 10, a fact you could have discovered by a simple google search. You can find a related article here: https://fullfact.org/news/do-tv-licence-offences-account-one...
A criminal conviction for non payment of the tv license fee will not show up in most checks, and you don't have to disclose it.
Every single thing you typed above is either completely incorrect, or specifically misleading.