When a plant is declared to be noxious under section five of this article, the commissioner shall, subsequent to the declaration of a quarantine, limit the application of rules and regulations pertinent to such quarantine to the infested portion of the state and appropriate environs, which would be known as the regulated area and may, without further hearing, extend the regulated area to include additional portions of the state upon publication of a notice to that effect in a newspaper distributed in the extended area or by direct written notice to those concerned.
West Virginia Legal Code