Complete state laws and regulations can be obtained from the Pesticide Branch, Washington State Department of Agriculture, 2015 South 1st Street, Yakima, WA 98902, (509) 575-2746, or from the Washington State Department of Agriculture, 1111 Washington Street S.E./2nd floor NRB Building, P.O. Box 42560, Olympia, WA 98504-2560, toll free 1-877-301-4555.
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