The following positions set forth in this section shall be exempt from Chapter 59 of this title:

(1) Secretary of Natural Resources and Environmental Control;

(2) Director of Fish and Wildlife;

(3) Director of Parks and Recreation;

(4) Director of Watershed Stewardship;

(5) Director of Air Quality;

(6) Director of Waste and Hazardous Substances;

(7) Director of Water;

(8) [Repealed.]

(9) Director of Energy and Climate.

29 Del. C. 1953, § ?8017; 57 Del. Laws, c. 302, § ?1; 59 Del. Laws, c. 372, § ?8; 65 Del. Laws, c. 431, §§ ?6, 7; 74 Del. Laws, c. 110, § ?122; 77 Del. Laws, c. 430, § ?70; 78 Del. Laws, c. 127, §§ ?4, 5; 78 Del. Laws, c. 290, § ?231;