(1) The VPCM may suspend an authority by notifying the holder of the authority of the suspension, if the VPCM reasonably believes that carrying out a hazardous port activity under the authority could—
(a) cause a significant risk of injury to a person; or
(b) cause a significant risk of damage to property; or
(c) cause a significant risk of harm to the environment; or
(d) significantly interfere with the orderly and efficient management of the port or with any other authorised activities in the port.
(2) A notice under subregulation (1)—
(a) must be in writing; and
(b) must set out the reasons for the suspension; and
(c) must state the period for which the authority is suspended; and
(d) takes effect immediately on being sent to the holder of the authority or the holder's employee, agent or contractor carrying out the hazardous port activity.
(3) A suspension of an authority ceases to have effect on the expiry of the period stated under subregulation (2)(c).