Travelling rules vary, depending on the country of origin or destination and the reasons for travelling. We suggest you to check the following website to have a dossier for each country in the world:
A questionnaire has been created to let you know the provisions and the instructions you have to follow in case of travel from/to Italy. Please go to the questionnaire and check your situation: https://infocovid.viaggiaresicuri.it/index_en.html
You are invited to check the Integration of Protocol #Sant'Anna phase three, "Protocol for activities restart in presence at the Scuola Superiore Sant'Anna" International mobility and before leaving please remember to fill in the form ‘self-declaration for outgoing mobility’.