Amendment status not verified — confirm the current text below against the official source.
Tankers in ballast will not be berthed at a dry cargo wharf berth unless a Certificate to the effect that the vessel is free from dangerous vapour issued by the appropriate Inspector of Explosive is produced: Provided that a vessel used for the carriage of petroleum in bulk which has not carried petroleum of flashpoint below sixtyfive degree Centigrade since her last gas fee certificate was granted, may be berthed on a certificate issued by the master of the vessel stating that the tanks have been properly cleaned out.