Defamation Bill

There is one obvious problem with putting into statute things decided by judges and juries, which is common law. Would such a judgment be possible were the Bill to become law? Would the judges—juries would not be involved—be able to make a decision saying that a body corporate, whether charitable, non-profit or commercial, would be barred from taking out an action, even if it had more merit than the ludicrous one of the chiropractors against Simon Singh?