Washington Administrative Code

(1) Hourly rate . . . . $72.50(2) Laboratory diagnostic services, except as provided in subsection (3) or (4) of this section, are charged at the applicable hourly rate plus materials.(3) Plant pathology laboratory diagnostic fees:(a) Nematode assay (plant material). . . . $48.00…

(1) Post entry site inspection, permit review and approval and subsequent inspections of post entry plant materials are provided at the applicable hourly rate.(2) Post entry inspection fees may be waived for state universities, United States Department of Agriculture researchers,…

(1) Mileage at the established office of financial management rate, per diem and other authorized travel expenses at actual cost, and travel time at the applicable hourly rate may be assessed for requested inspections or post entry inspections that are not a part of a regular wor…

The common barberry, (Berberis vulgaris) and many of its horticultural varieties as well as certain other species of Berberis, Mahonia, and Mahoberberis are the alternate host plants of the disease black stem rust, caused by the organism Puccinia graminis. Black stem rust attacks…

(1) Persons owning or controlling public or private lands in Adams, Asotin, Benton, Chelan, Columbia, Douglas, Ferry, Franklin, Garfield, Grant, Kittitas, Klickitat, Lincoln, Okanogan, Pend Oreille, Spokane, Stevens, Walla Walla, Whitman, or Yakima counties are required to destro…

No restrictions are placed by this rule on the growing or intrastate movement of rust-resistant Berberis, Mahonia, and Mahoberberis plants, plant parts or seeds, as defined in United States Department of Agriculture Animal and Plant Health Inspection Service regulations in 7 C.F.…

(1) All intrastate and interstate shipments and/or individual packages of Berberis, Mahonia or Mahoberberis plants, seeds, or parts capable of propagation must be plainly labelled or stamped on the outside of the package with botanical species or horticultural variety and the nam…

The disease anthracnose of lentils (caused by the plant pathogen Colletotrichum truncatum (Schwein)) is potentially devastating to the Washington lentil crop. The disease has become established in central Canada and contiguous lentil growing areas of North Dakota and South Dakota…

Regulated articles include lentils used, or intended to be used, as seed.[Statutory Authority: RCW 17.24.041. WSR 97-11-015, § 16-473-010, filed 5/12/97, effective 6/12/97.]

Quarantine areas are the Canadian provinces of Manitoba, Saskatchewan, and Alberta, the states of North Dakota and South Dakota, and any other states and territories of the United States and foreign countries known to have confirmed the presence of anthracnose of lentils.[Statuto…

The sale, offering to sell, transporting, disposing of, distributing and/or planting of regulated articles as defined in WAC 16-473-010 from or originating in the quarantine area as listed in WAC 16-473-015 is prohibited.[Statutory Authority: RCW 17.24.041. WSR 97-11-015, § 16-47…

The director may allow, by special permit, the transportation, distribution, disposal of or planting of regulated articles, listed in WAC 16-473-010. Such permit shall specify terms and conditions, pursuant to RCW 17.24.041 and 17.24.091. Permits may be requested from the Washing…

A quarantine is established under chapters 17.24 and 15.13 RCW to protect the Washington hazelnut industry from exotic strains of the eastern filbert blight disease. Eastern filbert blight is a highly infectious plant disease affecting hazelnuts (also called filberts) and closely…

"Department" means the Washington state department of agriculture."Eastern filbert blight" means a disease of hazelnut plants caused by the fungus Anisogramma anomala."Hazelnut plant" means plants and plant parts of any species in the genus Corylus."Micropropagate" means plant pr…

The area under quarantine consists of all states and territories of the United States outside of the state of Washington.[Statutory Authority: RCW 17.24.041, 15.13.260 and chapter 34.05 RCW. WSR 13-01-006, § 16-474-010, filed 12/6/12, effective 1/6/13.]

All plants and plant parts of any species of the genus Corylus are regulated, except edible nuts that are free of green twigs and other plant debris that may harbor Anisogramma anomala.[Statutory Authority: RCW 17.24.041, 15.13.260 and chapter 34.05 RCW. WSR 13-01-006, § 16-474-0…

(1) Regulated articles from any area east of the Rocky Mountains, including all of Montana, Wyoming, Colorado, and New Mexico, are prohibited unless accompanied by a phytosanitary certificate with one of the following declarations:(a) The hazelnut plants originate from a pest fre…

The department will refuse admittance into the state of all regulated articles not complying with the requirements of this rule. If regulated articles enter the state in violation of eastern filbert blight quarantine provisions, the owner or the owner's responsible agent will be …

The department may issue permits waiving portions of this chapter and specifying conditions under which regulated material may be imported from the quarantine area in the following situations:(1) The material is Corylus planting stock being imported by Washington State University…

(Effective August 18, 2026)Pursuant to chapter 17.24 RCW, a quarantine is established to protect the state of Washington from the introduction of plant pests, including plant diseases, and bee pests transported on firewood from outside the state.The movement of firewood containin…

(Effective August 18, 2026)The definitions set forth in this section shall apply throughout this chapter, unless the context otherwise requires:(1) "Approved Pest Free" is a labeling standard for firewood harvested outside of Washington state that complies with the provisions of …

(Effective August 18, 2026)(1) In order to be transported into Washington state, firewood from outside Washington state must be heat treated to a minimum wood core temperature of 71°C (160°F) for at least 60 minutes or equivalent treatment as approved by the department. Air dryin…

(Effective August 18, 2026)(1) Violators are subject to civil penalties of up to $5,000, per violation, as provided by RCW 17.24.141. Each violation shall be a separate and distinct offense.(2) If upon inspection, the department finds that firewood is being held or transported in…

European corn borer (Ostrinia nubilalis) is a nonnative, invasive insect which has infested most of North America since its introduction in the early 1900's. Its host range constitutes a wide range of plants, including important food and nursery crops grown in this state. The dir…

All states and districts of the United States except the states of Arizona, California, Idaho, Nevada, Oregon and Utah.[Order 607, effective 7/23/51.]

(1) "European corn borer inspection certificate" means a certificate issued by an authorized agent of the agricultural regulatory agency of the state of origin, which includes all of the following information:(a) Kind and quantity of the commodity in the shipment lot.(b) Railway …

The following products and commodities are regulated under this quarantine as hosts or possible carriers of European corn borer:(1) Corn, broomcorn, sorghums, and Sudan grass plants and plant parts (including, but not limited to, seed and shelled grain, and stalks, ears, cobs, an…

(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, broomco…

The director may issue special permits to allow regulated articles grown in or shipped from a quarantine area to enter the state. A special permit may be issued if the director determines that the conditions of the permit are sufficient to protect the environmental quality and ag…

The commercial production of potatoes both for food and for seed in the state of Washington is one of the major agricultural industries. The introduction and spread of serious bacterial, fungal, viral and nematode diseases of potatoes represents a serious economic threat to the i…

"Department" means the Washington state department of agriculture."State National Harmonization Program for seed potatoes" means the United States Department of Agriculture program regarding phytosanitary certification standards for seed potatoes and pest management.[Statutory Au…

All seed potatoes used throughout the state for commercial plantings in excess of one acre or for any acreage of seed potato production are regulated articles.[Statutory Authority: Chapters 17.24 and 34.05 RCW. WSR 07-11-013, § 16-482-005, filed 5/3/07, effective 6/3/07. Statutor…

All states and territories of the United States and all counties within the state of Washington.[Statutory Authority: Chapter 17.24 RCW. WSR 91-07-016 (Order 2075), § 16-482-006, filed 3/13/91, effective 4/13/91.]

(1) Except as provided in WAC 16-482-015, all seed potatoes planted within the state for commercial or for seed production shall be certified seed, produced as a part of a certified seed potato program in the state or country of origin that meets the requirements of Article 4 of …

The certified seed requirement shall not be applicable to:(1) Potatoes planted for personal use or other noncommercial purposes;(2) Commercial production, other than for production of seed potatoes, of not more than one acre; or(3) Experimental or seed trial plots as provided in …

The director may allow planting of seed potatoes, otherwise prohibited, by special permit. Such permit shall specify the conditions under which planting is allowed and shall be obtained prior to planting. Prior to issuance of a permit, the director shall consult with a committee …

All commercial potato growers are required to obtain certification documents or tags to verify that all seed potatoes planted in this state comply with the terms of this chapter. Growers must retain certification documents for at least three years and provide them to the departme…

(1) Seed potatoes shipped in violation of this quarantine may be returned to the point of origin, diverted to nonseed use, or destroyed at the option and expense of the owner or owners or their responsible agents.(2) Seed potatoes planted and growing in violation of the terms of …

(1) A quarantine is established against harmful pests of grapevines that could endanger the grape industries of Washington.(2) Quarantine pests include:(a) Grapevine fanleaf virus;(b) Grapevine leafroll associated viruses;(c) Grapevine virus A;(d) Grapevine virus B;(e) Grapevine …

"Department" means the Washington state department of agriculture."Director" means the director of the Washington state department of agriculture or the director's authorized representative."G1 foundation sources" means any National Clean Plant Network-funded clean plant center, …

The area under quarantine includes all states, districts, and territories of the United States. Within the state of Washington, sites with grape plantings infested with a quarantine pest from WAC 16-483-001 are subject to additional restrictions.[Statutory Authority: RCW 17.24.01…

Grape planting stock including live plants, hardwood cuttings, softwood cuttings, and any other plant parts capable of propagation, except fruit are regulated under the terms of this quarantine. Equipment used in harvesting grapes in another state, or in an infested site within t…

(1) Within the state of Washington, grape planting stock produced in a site found infested with a quarantine pest may only be moved from that site if it meets requirements of a pest management plan that is:(a) Designed to prevent the spread of quarantine pests from that site; and…

(1) All equipment used for cultivation or harvesting of grapes and vines must be thoroughly washed or steam cleaned to remove all soil and plant material prior to entry into the state of Washington, and prior to movement out of an infested site within the state according to the a…

Persons bringing grape planting stock into the state must notify the department in advance, under this grape pest quarantine. Notification may be by U.S. mail, email, or facsimile to: Plant Protection Division, Washington State Department of Agriculture, 1111 Washington Street S.…

At the option and expense of the owner, the department will return to the point of origin or destroy any grapevines shipped into the state of Washington, or moved from an infested site within the state, in violation of this chapter.[Statutory Authority: RCW 17.24.011 and 17.24.04…

(1) The restrictions on the movement of regulated articles set forth in this chapter do not apply to grape planting stock imported for experimental or trial purposes by the United States Department of Agriculture or Washington State University, provided the director's written per…

(1) "Director" means the director of the Washington state department of agriculture or the director's authorized representative.(2) "Department" means the Washington state department of agriculture.(3) "Growing ground" means any property within the area under quarantine on which …

Regulated articles, shipped in violation of this chapter, will be denied entry into the state and returned to the point of origin or destroyed at the option and expense of the owner(s) or their responsible agent.[Statutory Authority: Chapter 17.24 RCW. WSR 00-24-022, § 16-487-010…

Persons shipping regulated articles into the state of Washington from areas under quarantine by the provisions of this chapter must notify the plant services program of the department prior to shipment. At a minimum, notification must include the nature and quantity of each shipm…