Miss. Code § 49-2-7
The Department of Environmental Quality shall be the Mississippi Department of Natural Resources with the exception of the Office of Parks and Recreation, and shall retain all powers and duties granted by law to the Mississippi Department of Natural Resources with the exception of the Office of Parks and Recreation, and wherever the term "Mississippi Department of Natural Resources" appears in any law the same shall mean the Department of Environmental Quality. The Executive Director of the Department of Environmental Quality may assign to the appropriate offices any powers and duties deemed appropriate to carry out the lawful duties of the department.
The department shall be composed of the following offices:
Each office shall be composed of the administrative units set forth in the consolidation plan adopted by the commission, subject to changes by the executive director, with approval of the commission, as hereinafter set forth.
The department is designated as the single state department to receive and expend any federal funds being received or expended by any agency transferred to the department by Chapter 484, Laws of 1978, and to receive and expend any federal funds made available for matters within the jurisdiction of the department.
The department shall be responsible for conserving, managing, developing and protecting the natural resources of the State of Mississippi within the jurisdiction of the department, with the exception of functions of the Office of Recreation and Parks. The department shall coordinate all functions of state government related to natural resources within the jurisdiction of the department. The department shall not exercise any of its authority or powers granted under the provisions of this section in a manner which would be inconsistent with the provisions of Section 29-1-1.
Miss. Code § 49-2-7