For the purposes of this section, "potluck event" shall mean an event that meets all of the following conditions:
Notwithstanding any general or special law to the contrary, neither the department of public health nor any local board of health shall regulate the serving of food that is brought to a potluck event sponsored by a group of individuals or by a religious, charitable or nonprofit organization by individuals attending the potluck event for consumption at the potluck event. Individuals who are not members of the group or organization sponsoring the potluck event may attend the potluck event and consume the food at the event. A business establishment dealing in the sale of food items shall not sponsor a potluck event. Potluck event food shall not be brought into the kitchen of a business establishment dealing in the sale of food.
Mass. Gen. Laws ch. 94, § 328A