110% said:...
The icing on the cake is that whatever the final outcome from the courts, the matter goes back to the government (if it goes to the HoL Ruth Kelly will no doubt have been replaced by then) so a new decision can be issued and that decision is potentially open to challenge.
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I assume it has to be challenged on new grounds rather than just the same points as before? Otherwise surely a new challenge gets thrown out on day1 as it's already been legally tested?