Regulation 20 Substitution of regulation 24 of the principal Regulations
For regulation 24 of the principal Regulations (detention of ships, and ships to be taken to mooring stations), substitute—
“24If after the arrival of a ship a case of plague, cholera, yellow fever, smallpox, rabies or viral haemorrhagic fever occurs on board, or an animal infected with any such disease is discovered or suspected of being on board, the authorised officer may direct the master to take the ship to a mooring station.”.