So basically the gov can snoop on you via the snoopers charter, but they don't have to declare where they got the data from which means it's hard to defend yourself!
That's, if the comments are correct, against current law and the EHRC won't stand for it (fair trial rules etc...) but it's not exactly pleasant.
http://www.theregister.co.uk/2016/12/06/parallel_construction_lies_in_english_courts/
So basically the gov can snoop on you via the snoopers charter, but they don't have to declare where they got the data from which means it's hard to defend yourself!
That's, if the comments are correct, against current law and the EHRC won't stand for it (fair trial rules etc...) but it's not exactly pleasant.