I. After July 1, 1983, no agency, as defined in RSA 21-G:5, III, shall be established unless it shall be structured in accordance with this chapter.
II. After July 1, 1983, no new powers, duties, functions, responsibilities or programs shall be assigned to any agency, as defined in RSA 21-G:5, III, except an agency which exists on July 1, 1983, or an agency established by the general court in accordance with the provisions of this chapter and any laws enacted by the general court relative to executive branch reorganization.