(1) For shelled grain, seed, and stalks, ears, cobs and other parts, fragments, or debris from an infested area, unless the shipment is addressed in subsection (3) of this section. Shelled grain, seed, and stalks, ears, cobs, and other parts, fragments, or debris of corn, broomcorn, sorghums, and Sudan grass, grown in or shipped from the infested area described in WAC 16-478-030, will be admitted into the state of Washington only when each lot or shipment is accompanied by a European corn borer inspection certificate stating that the conveyance (such as a railcar or truck) was inspected and found free of regulated articles and that at least one of the following conditions has been complied with:

(a) The grain or seed has been passed through a 1/2 inch or less mesh screen or otherwise cleaned prior to loading and is believed to be free from stalks, cobs, stems or other plant parts capable of harboring larvae of the European corn borer;

(b) The grain, seed, or stalks, ears, cobs or other parts, fragments, or debris has been treated, sterilized, or disinfected in a manner approved by the director as adequate to control European corn borer.

(2) For shelled grain, seed, or stalks, ears, cobs, or other parts, fragments, or debris from a noninfested area, unless the shipment is addressed in subsection (3) of this section. Shelled grain, seed, and stalks, ears, cobs, or other parts, fragments or debris of corn, broomcorn, sorghums, and Sudan grass, grown in or shipped from the noninfested area described in WAC 16-478-030(3) will be admitted into the state of Washington only when each shipment or lot is accompanied by a European corn borer inspection certificate stating both of the following:

(a) That all grain, seed, or stalks, ears, cobs, or other parts, fragments or debris in the shipment was produced in an area where European corn borer is not known to exist based on negative survey data; and

(b) That the continued identity of the shipment has been maintained to assure the shipment was not blended or mixed with grain, seed, plants, plant parts, fragments, or debris produced in or shipped from an infested area.

(3) For small lots and packages of seed. Individual shipments or lots of one hundred pounds or less of clean shelled grain or seed and shipments comprised of packages of less than ten pounds, are exempted from the requirement for a European corn borer inspection certificate stated in subsections (1) and (2) of this section. These small lots are admitted into this state subject to inspection and freedom from other plant parts, fragments, and debris capable of harboring European corn borer.

(4) For vegetable and ornamental plants and plant products. Beans in the pod, beets, celery, bell pepper fruits, endive, Swiss chard, and rhubarb (cut or plants with roots), cut flowers and entire plants of aster, chrysanthemum, calendula, cosmos, hollyhock, marigold, zinnia, Japanese hop, dahlia, (except tubers without stems) and gladiolus (except corms without stems), produced in or shipped from the infested area described in WAC 16-478-030 above will be admitted into the state of Washington only when each lot or shipment is accompanied by a phytosanitary certificate stating that all plants, products or cut flowers in the shipment or lot have been inspected and that one of the following is true:

(a) The shipment was found free from infestation by the European corn borer; or

(b) The plants, products, or cut flowers were grown in a greenhouse in which all host plants have been regularly inspected during the growing season and no evidence of European corn borer was found; or

(c) The plants, products or cut flowers have been treated, sterilized or disinfected in a manner approved by the director as adequate to control European corn borer.

(5) Exemptions.

(a) The requirement for a phytosanitary certificate is waived for shipments or lots of 10 pounds or less of beans in the pod, beets, bell peppers, endive, Swiss chard or rhubarb (cut or plants with roots).

(b) During the period November 30 to May 1, the requirement for a phytosanitary certificate is waived for divisions without stems of the previous year's growth, rooted cuttings, seedling plants and cut flowers of aster, chrysanthemum, calendula, cosmos, hollyhock, marigold, zinnia and Japanese hop.

(c) No restrictions are placed by this chapter on movement of regulated articles listed in WAC 16-478-040 which are processed or manufactured in such a manner as to eliminate all danger of carrying European corn borer.