231Secretary may suspend export permit

231  Secretary may suspend export permit  (1) The Secretary may suspend an export permit if the Secretary reasonably believes that circumstances prescribed by the rules exist.  (2) If the Secretary decides to suspend an export permit under subsection (1), the Secretary must give the holder of the permit a written notice stating:  (a) that the export permit is to be suspended; and  (b) the reasons for the suspension.  (3) If an export permit is suspended under subsection (1), the Secretary may revoke the suspension by written notice to the holder of the permit.