'According to this traditional view of the doctrine of parliamentary sovereignty, the liberties of the subject are merely implications drawn from two principles, namely: (1) that individuals may say or do what they please, provided they do not transgress the substantive law, or infringe the legal rights of others; and (2) that public authorities (including the Crown) may do nothing but what they are authorised to do by some rule of the common law (including the royal prerogative) or statute, and in particular they may not interfere with the liberties of individuals without statutory authority.' 14. This passage finds a recent echo in the words of Laws J (as he then was) in R v Somerset County Council, ex p. Fewings and others[1995] 1 All ER 513 , 524: '
'"Prerogative" power is, properly speaking, legal power which appertains to the Crown but not to its subjects. Blackstone explained the correct use of the term … Although the courts may use the term "prerogative" in this sense, they have fallen into the habit of describing as "prerogative" every power of the Crown which is not statutory, without distinguishing between powers which are unique to the Crown, such as the power of pardon, from powers which the Crown shares equally with its subjects because of its legal personality, such as the power to make contracts, employ servants and convey land.' 17. There is no suggestion of a specific prerogative power in this case but Halsbury's Laws of England, vol. 8 (2), at note 6 to para 101, confirms that '