(a) The secretary is the chief executive officer of the department. Subject to 22-1-7 of this code and other provisions of law, the secretary shall organize the department into such offices, sections, agencies, and other units of activity as may be found by the secretary to be desirable for the orderly, efficient, and economical administration of the department, and for the accomplishment of its objects and purposes. The secretary may appoint a deputy secretary, chief of staff, assistants, hearing officers, clerks, stenographers and other officers, technical personnel, and employees needed for the operation of the department and may prescribe their powers and duties and fix their compensation within amounts appropriated.
(b) The secretary has the power to and may designate supervisory officers or other officers or employees of the department to substitute for him or her on any board or commission established under this code or to sit in his or her place in any hearings, appeals, meetings, or other activities with such substitute having the same powers, duties, authority and responsibility as the secretary. The secretary has the power to delegate, as he or she considers appropriate, to supervisory officers or other officers or employees of the department his or her powers, duties, authority, and responsibility relating to issuing permits, hiring and training inspectors, and other employees of the department, conducting hearings and appeals and such other duties and functions set forth in this chapter or elsewhere in this code.
(c) The secretary has responsibility for the conduct of the intergovernmental relations of the department, including assuring:
(1) That the department carries out its functions in a manner which supplements and complements the environmental policies, programs, and procedures of the federal government, other state governments and other instrumentalities of this state; and