The BBC are centrally funded public-service broadcaster who are an independent body. The revenue comes via the license fee paid by those who own a television set.
The BBC are not state funded. State funded would be something like the North Korean Central Television...
Anyway, I'll leave you to sit in the corner in your tin-foil hat trying to avoid the TV detector vans.

I thought it was the BBC trust but apparently its Ofcom and parliament.
http://www.theguardian.com/media/2013/sep/13/ofcom-easily-regulate-bbc-chief-executive
I pay for a TV license because the wife likes to watch live broadcasts which basically consists of Eastenders!
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Depends how often the volunteers check the content. One of my colleagues put an article up claiming that another colleague invented the Donner kebab. They didn't get around to checking it for 3 months...
Imagine all those incorrect school reports.
On another note - I love the targetting begging from Wikipedia at the moment claiming they need money whilst sat on an ever increasing cash pile of $60m+