Because of the coronavirus pandemic, Mr Bettel’s government has taken many measures to make life easier for businesses.

In VAT, the deadline for filing returs is suspended. This means that there is no administrative penalty (fine) for exceeding a filing deadline for VAT returns. This tolerance shall apply until otherwise indicated by the administration.
 
I guess this measure will be valid for at least 3 months so until the end of June. I will keep you informed!