Duration, modification and revocation of scheduled monument consentN.I.
6.—(1) Subject to paragraph (2), if no works to which a scheduled monument consent relates are executed or started within the period of five years beginning with the date on which the consent was granted or such longer or shorter period as may be specified for the purposes of this paragraph in the consent, the consent shall cease to have effect at the end of that period (unless previously revoked in accordance with the following provisions of this Article).
(2) Paragraph (1) does not apply to a scheduled monument consent which provides that it shall cease to have effect at the end of a period specified therein.
(3) If it appears to the Department to be expedient to do so, it may by a direction given under this Article modify or revoke a scheduled monument consent to any extent it considers expedient.
(4) Without prejudice to the generality of the power conferred by paragraph (3) to modify a scheduled monument consent, it extends to specifying a period, or altering any period specified, for the purposes of paragraph (1), and to including a provision to the effect mentioned in paragraph (2), or altering any period specified for the purposes of any such provision.
(5) Part II of Schedule 1 shall have effect with respect to directions under this Article modifying or revoking a scheduled monument consent.