Section 9(3) in The Madras Port Petroleum Rules, 1963
(3)No person shall be allowed on board such oil vessels, except those actually belonging to the ship's company or those on ship's business. No workmen shall normally be allowed on board such vessels; if any workmen have to go on board such vessels for any special reasons, the police constable on duty at the gangway shall thoroughly search such workmen for matches and other forbidden articles.
