Va. Code § 3.2-801
The Commissioner shall exercise or perform the powers and duties imposed upon him by this chapter. The Commissioner shall make surveys for noxious weeds and when the Commissioner determines that an infestation exists within the Commonwealth, he may request the Board to declare the weed to be noxious under this chapter and the Board shall proceed as specified in § 3.2-802.
The Commissioner in coordination with the Department of Wildlife Resources shall develop a plan for the identification and control of noxious weeds in the surface waters and lakes of the Commonwealth.
The Commissioner may cooperate with any person or any agency of the federal government in carrying out the provisions of this chapter.
Expenses incurred on property owned or controlled by the federal government shall be reimbursed and refunded to the appropriation from which they were expended.
Va. Code § 3.2-801