President Cyril Ramaphosa of South Africa has announced that visas of persons from the United States, United Kingdom, China, Italy, Germany, Iran and South Korea have been revoked.
He added that anybody who has visited the high risk countries in the last 20 days will be denied entry into the country while returning citizens will be subjected to tests and isolation or quarantine.
He made the announcement in a national broadcast. He said the measure became necessary over the coronavirus outbreak.
The president also warned South Africans to desist from travelling to or through the high risk countries.
He also said all flights from the countries and other high risk areas will not be allowed to land in South Africa as from March 18, 2020. He added that the 35 of the 53 land borders will be shut down immediately while two of eight seaports will be closed to passengers and crew changers.
Ramaphosa added that all non-essential travels for all spheres of government outside the country is prohibited. He said citizens must limit contact amongst groups of people, saying gatherings of more than 100 people are now prohibited.
He also announced that national days such as Human Rights Day have been cancelled and where small gatherings are unavoidable, organisers must put in place measures of prevention and control.
Schools have also been closed till after the Easter holidays with holidays will be shortened by a week. Visits to correctional centres have been banned for 30 days.
Ramaphosa said all those who came in contact with the University of Witwatersrand student, who tested positive for the virus, must be quarantined and isolated.