Superintendency Union # 3 consists of three members of the Northborough School Committee and three members of the Southborough School Committee. The members of Superintendency Union #3, together with members of the Northborough-Southborough Regional School Committee, are legally responsible for hiring a Superintendent of Schools, determining the scope of his or her duties, fixing an annual salary, and deciding whether to terminate or extend the Superintendent’s contract . According to Massachusetts General Laws Chapter 71, Section 63, the Chair of the Northborough School Committee and the Chair of the Southborough School Committee are automatically members of the Union Committee. Two other members from the Northborough School Committee are appointed by the Northborough School Committee and two other members from the Southborough School Committee are appointed by the Southborough School Committee. Although not required by statute, Northborough has had a long history of appointing its two most senior members.