The clause says that where it appears to the Secretary of State that
it would be conducive to a settlement of it by negotiation, conciliation or arbitration if the industrial action were discontinued or deferred,
the Secretary of State may apply to the High Court for an order
for up to 30 days.
There are only certain narrowly drawn circumstances in which the Secretary of State can obtain such an order. They are that the continuance of the strike would
be gravely injurious to the national economy … imperil national security"—