Some hotels that are close to the congress hall ‘les dunes d’or’ are:
-Hotel Atlas Amadil
-Hotel les dunes d’or

Regarding Covid restrictions:
Following the decision of the Moroccan authorities, the health restrictions (PCR or Vaccinal Pass) at the entrance to Moroccan territory are no longer obligatory. Only the passenger’s health form must be presented duly completed. You can have access to it here.