(1)
If, on receipt of a report from a surveyor or other person authorised to inspect a ship, the Director-General is satisfied that any provision of this Part has been contravened by such ship within the coastal waters, the Director-General or any officer authorised by him in this behalf, may-
(a) detain the ship until the causes of such contravention are removed to the satisfaction of the Director-General or the officer authorised by him; and
(b) levy penalty on such ship as specified in section 436:
(2)
On receipt of information from the Government of any country to which the Convention applies that a ship has contravened any provision of the Convention, the Central Government may, if it deems it necessary so to do, request such Government to furnish further details of the alleged contravention and, if satisfied that sufficient evidence is available, conduct investigation of the alleged violations and take appropriate measures in respect thereof.