Guests traveling to Massachusetts from states other than Maine, New Hampshire, Vermont, New York, Connecticut, New Jersey, New Mexico, Wyoming, Washington, Oregon and Colorado must quarantine for 14 days or provide a negative Covid test taken 72 or fewer hours before arrival.  A travel form must be completed.  More information available here: https://www.mass.gov/info-details/covid-19-travel-order.   Residents of states listed above do not have to quarantine or provide test results.