8. It is an implied term of any contract made between contractor A and authority A and relating to the exercise of the relevant function that contractor A shall take all reasonable steps to secure that any relevant information—N.I.
(a)which is obtained by him or an employee of his; and
(b)the disclosure of which is restricted by any enactment or obligation,
is not disclosed at any time (whether or not during the subsistence of the contract) to any other person in contravention of the enactment or in breach of the obligation.