(1) A special security direction comes into force at the time specified in the direction.
(2) However:
(a) if:
(i) there is no time specified; or
(ii) the specified time is before the time when the direction is given;
the direction comes into force 24 hours after it is given; or
(b) if the specified time is later than the beginning of the seventh day after the direction is given, the direction comes into force at the start of that day.
(3) A special security direction remains in force until:
(a) in relation to a special security direction made under subsection 67(1):
(i) the special security direction is revoked in writing by the Secretary; or
(ii) the special security direction ceases to have effect under subsection (6) of this section or subsection 71(2); or
(b) for a special security direction made under paragraph 67(1)(c)--the national emergency declaration ceases to have effect under the National Emergency Declaration Act 2020 .
(4) If the Secretary has displayed a special security direction under subsection 69(2) and either:
(a) the Secretary revokes the direction; or
(b) the direction ceases to have effect under subsection (6) of this section or subsection 71(2);
the Secretary must remove the displayed direction.
(5) A special security direction made under paragraph 67(1)(a) must be revoked when the specific threat no longer exists.
(6) If not revoked earlier, a special security direction ceases to be in force when it has been in force for a continuous period of 3 months.