COVID-19 Italy Requirements
https://it.usembassy.gov/covid-19-information/
The current guidelines are through the end of April 30, 2022! Please check this site and the CDC, as well as the Italian Embassy site for ongoing changes to the COVID-19 travel requirements.
The Italian National Institute of Health’s website: https://www.epicentro.iss.it/coronavirus/
Call Italy’s 112 emergency number or 1500 if you believe you have symptoms and are currently in Italy. English speaking operators are available.
Other links:
COVID-19 Traveler Information page on travel.state.gov
CDC page on COVID-19
Italy Country Information