Massachusetts General Laws Part I. Administration of the Government (Ch. 1-182) Ch. 19A, § 3

The secretary may from time to time, subject to appropriation, establish within the department such divisions and such administrative units within such divisions as may be necessary for the efficient and economical administration of the department, and, when necessary for such purpose, the secretary may abolish any such division or merge any of them and may abolish or merge any such other administrative units within divisions as the secretary may deem advisable. The secretary shall prepare and keep current a statement of the organization of the department, of the assignment of functions to its various administrative units, offices, and employees, and of the places at which and the methods whereby the public may receive information or make requests. Such statement shall be known as the department's description of organization. A current copy of the description of organization shall be kept on file in the office of the state secretary and in the office of the secretary of administration.

Each division shall be under the supervision of a director who shall have skill and experience in the field of the director’s appointment.