Currently, visitors entering Massachusetts are advised to quarantine upon arrival. Travelers who are fully vaccinated are EXEMPT from this guideline. If you have not been fully vaccinated, you are exempt from the quarantine guidelines if you have received a negative COVID test within 48 hours of your arrival. These guidelines are frequently changing. Please see the website below for the most up-to-date information. https://www.mass.gov/info-details/covid-19-travel-advisory