(1) Interior quarantine. Real and personal properties within Washington state and adjacent properties where the department has identified multiple gypsy moth life stages and where occupants and/or owners of those properties have been notified by the department of the gypsy moth infestation and to the effect that the subject property is under quarantine pursuant to chapter 16-470 WAC rules and requirements.

(2) Exterior quarantine. All areas of the United States and Canada that are declared high risk by the United States Department of Agriculture, animal, plant, health inspection service, plant protection and quarantine.

(3) The following definition shall apply to WAC 16-470-020 through 16-470-060: "Gypsy moth (Lymantria dispar)" means a lepidopterous insect of the family Lymandriidae which in the larval stage defoliates many species of trees and shrubs.