If you want to come to Italy, you will need to apply for a
visa.
The application for a visa can be made at the Italian Diplomatic
and Consular Authorities in your country of residence.
The documentation required for the application depends on the
reasons and length of your stay. Furthermore, you will be asked to
provide proof of the availability to you of economic means, travel
and accommodation arrangements.
This website aims at providing ONLY general information
on entry and residence procedures.
Please ask the Italian Diplomatic and Consular
Authorities in your country of residence for
further information before you apply for an entry
visa.
For any further information, please consult the
Italian
Ministry of Foreign Affairs official
website.
Depending on your citizenship, your country of residence, the length and the reasons of your stay, you may need to obtain a visa before coming to Italy. Find out more...
If you are a Non EU/EEA citizen and you intend to study in Italy for more than 90 days, you must apply for a permit of stay to legally stay in Italy. Find out more...
If you stay in Italy for less than 3 months for study, tourism, business or visits reasons, you do not need to apply for a permit of stay. Find out more...
Once you have collected your permit of stay, it is possible to register at the Ufficio Anagrafe (Registry office) of the Municipality in the city you live in… 
If you are waiting for your permit of stay to be renewed or issued for the first time, you can travel in and out Italy only with the Post receipt...