Governor Baker Issues COVID-19 Emergency Order on March 23, 2020
Governor's Order may be found here https://www.mass.gov/doc/march-23-2020-essential-services-and-revised-gatherings-order
List of Essential Services may be found here https://www.mass.gov/doc/covid-19-essential-services
Updates, Orders & Guidance may be found here https://www.mass.gov/info-details/covid-19-state-of-emergency