If you are planning a business trip to Italy, then you will have to apply for a short-stay visa which allows you to stay in Italy with 90 days. A stay here for more than 90 days will require a residence permit.
The short-stay visa is also known as the Schengen visa. This visa is valid in all the European countries which are part of the Schengen agreement. Italy is part of Schengen agreement. With a Schengen visa you can travel to and stay in Italy and all the other 26 Schengen countries.
To visit the country, you must have a solid reason.
You must have enough money to maintain yourself and any dependents throughout your stay.
You must have strong ties to your native country, allowing you to return home after your stay is through.
You must have a clean criminal record and a decent reputation.
A formal invitation from a respectable company in the country with whom you are doing/will do business is required.
The document must be prepared in Italian or English on the company’s official letterhead and sealed and signed by a company official who must indicate his or her full name.
Countries that are part of the Schengen area have similar visa requirements. In your visa application you will need to include the following documents:
You can apply for the visa at the Italian embassy or consulate nearest to you.
You can stay for a maximum period of 90 days in Italy or any other country in the Schengen region with the business visa.