Prime Minister Bob Loughman said all the cases are in quarantine.
He added the Health Emergency Advisory Committee for Covid-19 has advised that there are no cases of community transmission.
Loughman also announced that from today there is a temporary restriction on all in-bound international flights as well sea travel.
There is also a temporary restriction on out-bound domestic travel by air and sea from Efate
Efate and its offshore islands remain at alert Level 1 while other parts of the country remain at alert Level 0.
