Massachusetts General Laws Part I. Administration of the Government (Ch. 1-182) Ch. 94A, § 25

It is hereby declared that the production and distribution of milk is an industry affected with a paramount public interest relating to the public health. The intention and purpose of this chapter is hereby declared to extend to the regulation of said industry and to the control of all milk sold or offered for sale in the commonwealth, to the full extent permitted by the constitutions of the commonwealth and of the United States, respectively.