A special situation arises if:
the ordinary enforcement agencies are unable to prevent or control the outbreak and spread of communicable diseases, and one of the following risks is present:
a high risk of infection and of spread,
a special risk to public health,
serious consequences for the economy or for other areas of life;
the World Health Organization (WHO) has announced a public health emergency of international concern and this emergency poses a risk to public health in Switzerland.
The Federal Council may, after consulting the cantons, order the following measures:
measures in relation to individual persons;
measures in relation to the population;
a requirement for doctors and other healthcare specialists to participate in combating communicable diseases;
mandatory vaccinations for population groups at high risk, for persons who are particularly exposed to infection and for persons who carry out certain activities.
The Federal Department of Home Affairs (FDHA) shall coordinate the measures taken by the Confederation.