5.—(1) Where the Treasury give a direction under regulation 4(1) they must—
(a)give written notice to the person identified in the direction; and
(b)publicise the direction generally.
(2) Where the Treasury vary or revoke a direction given under regulation 4(1) they must—
(a)give written notice of the variation or revocation to the person identified in the direction; and
(b)take such further steps as they consider appropriate to publicise the variation or revocation.