A report co-authored by International Monetary Fund (IMF) economist Ruchir Agarwal and its Chief Economist Gita Gopinath on Friday also said that under the business-as-usual scenario, the vaccine coverage in India is expected to remain under 35 per cent of the population by the end of 2021.

The scheme will allow EU citizens to travel more freely within the EU in total health safety and will support economic sectors dependent on free movement, Reynders told journalists.

Three types of certificates will be available free of charge, in paper or digital format: one attesting vaccination with an EU-approved shot; a second showing negative test results; and the third for people who have recovered after having been infected with Covid-19.