Regulation 21 Amendment of regulation 30 of the principal Regulations

For regulation 30(2) of the principal Regulations (surveillance) substitute—

“(2)

Where a person has been placed under surveillance for plague, cholera, smallpox or viral haemorrhagic fever under regulation 20 by reason of his having come from an area infected with such a disease, the period shall be reckoned from the date of his leaving the area.”.