20,160 sections across 1,928 Iowa regulatory chapters.
R.21—4.5 Inquiries. In lieu of the words “(designate official by full title and address)” insert “the
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Secretary of Agriculture, Department of Agriculture and Land Stewardship, Wallace State Office Building, East Ninth and Grand, Des Moines, Iowa 50319”.
R.21—4.6 Service and filing of petitions and other papers
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4.6(2) In lieu of the words “(specify office and address)” insert “the Secretary of Agriculture, Department of Agriculture and Land Stewardship, Wallace State Office Building, East Ninth and Grand, Des Moines, Iowa 50319”. In lieu of the words “(agency name)” insert “department”.…
R.21—4.7 Consideration. In lieu of the words “(designate agency)” insert “department”
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R.21—4.8 Action on petition
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4.8(1) In lieu of the words “(designate agency head)” insert “the secretary of agriculture”. 4.8(2) In lieu of the words “(contested case uniform rule X.2(17A))” insert “rule 21—2.2(17A, 159)”.
R.21—4.9 Refusal to issue order
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4.9(1) In lieu of the words “(designate agency)” insert “department”.
R.21—40.1 Agricultural seeds. The term “agricultural seeds” shall mean, in addition to those defined
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as such in Iowa Code subsection 199.1(2), all such seeds listed in 7 C.F.R., Section 201.2(h), revised as of January 1, 1982, with the following exceptions: Alfilaria-Erodium cicutarium (L). Bluegrass, annual-Poa annua L. Chess, soft-Bromus mollis L. Johnson grass-Sorghum halepen…
R.21—40.10 Labeling of conditioned seed distributed to wholesalers. Labeling of seed supplied to a
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wholesaler whose predominate business is to supply seed to other distributors rather than to consumers of seed, may be by invoice if each bag or other container is clearly identified by a lot number stenciled on the container or if the seed is in bulk. Each bag or container that …
R.21—40.11 Seeds for sprouting. The following information shall be indicated on all labels of seeds
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sold for sprouting in health food stores or other outlets: 1. Commonly accepted name of kind, 2. Lot number, 3. Percentage by weight of the pure seed, crop seeds, inert matter and weed seeds if required, 4. Percentage of germination, and 5. The calendar month and year the test wa…
R.21—40.12 Relabeling. The following information shall appear on a label for seeds relabeled in their
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original containers: 40.12(1) The calendar month and year the test was completed to determine such percentage of germination, and 40.12(2) The identity of the labeling person, if different from original labeler.
R.21—40.13 Hermetically sealed seed. The following standards, requirements and conditions must be
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met before seed is considered to be hermetically sealed: 40.13(1) The seed was packaged within nine months after harvest. 40.13(2) The container used does not allow water vapor penetration through any wall, including the seals, greater than 0.05 grams of water per 24 hours per 10…
R.21—40.14 Certification of seed and potatoes. The Iowa Crop Improvement Association is the duly
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constituted state authority and state association recognized by the secretary to certify agricultural seed, including seed potatoes, in Iowa.
R.21—40.15 Federal regulations adopted. Title 7, C.F.R., Subchapter K—Federal Seed Act—Parts
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201, 202 revised as of January 1, 1982, and the Federal Seed Act, 7 U.S.C., Section 1551 et seq., amended as of April 1998, are hereby adopted by this reference in their entirety. [ARC 3286C, IAB 8/30/17, effective 10/4/17]
R.21—40.16 Seed libraries. A qualified seed library may be a library district formed under Iowa Code
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section 336.2, a library board functioning under Iowa Code section 392.5, or an Iowa food bank or Iowa emergency feeding organization recognized by the Iowa department of revenue. A qualified seed library is subject to permitting by the department, but is not subject to labeling,…
R.21—40.2 Seed testing. The terms used in seed testing and the methods of sampling, inspecting,
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analyzing, testing and examining agricultural and vegetable seeds and the tolerances to be followed in the administration of this Act shall be those adopted by the Association of Official Seed Analysts, RULES FOR TESTING SEEDS, Vol. 6, Number 2 (1981).
R.21—40.3 Labeling. Agricultural and vegetable seeds in package or wrapped form shall be labeled in
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accordance with Iowa Code section 189.9(1). In addition, labeling requirements appearing in Title 7, C.F.R., Subchapter K, Part 201, Sections 201.8 through and including 201.36(c), revised as of January 1, 1982, are hereby adopted by this reference and shall be the labeling requi…
R.21—40.4 and 40.5 Reserved
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R.21—40.6 Classes and sources of certified seed
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40.6(1) Terms defined. a. Foundation seed is a class of certified seed which is the progeny of breeder or foundation seed handled to maintain specific genetic purity and identity. Production must be acceptable to the certifying agency. b. Registered seed is a class of certified s…
R.21—40.7 Labeling of seeds with secondary noxious weeds. In addition to the labeling requirements
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for all agricultural seeds, such seeds containing secondary noxious weeds shall contain on their labels, the following information: The name and approximate number of each kind of secondary noxious weed seed per pound in groups 1, 2, 3 and 4 below, when present singly or collecti…
R.21—40.8 Germination standards for vegetable seeds. The following standards for the germination
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of vegetable seeds are hereby adopted: Percent Percent Artichoke . . . . . . . . . . . . . . . . . . . . . . . . . 60 Beet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 Asparagus . . . . . . . . . . . . . . . . . . . . . . . . 70 Broadbean . . . . . . . . . . . . .…
R.21—40.9 White sweet clover. Sweet clover seed containing more than 5 percent of yellow sweet
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clover seed (more than 1.25 percent mottled seeds) must not be labeled white sweet clover. Such seed must be labeled sweet clover or as a mixture.
R.21—41.1 Definitions and terms
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41.1(1) The names and definitions for commercial feeds shall be the official definitions of feed ingredients adopted by the Association of American Feed Control Officials, except as the secretary designates otherwise in specific cases. 41.1(2) The terms used in reference to comme…
R.21—41.10 Adulterants
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41.10(1) For the purpose of Iowa Code section 198.7, the term “poisonous or deleterious substances” includes but is not limited to the following: a. Fluorine and any mineral or mineral mixture which is to be used directly for the feeding of domestic animals and in which the fluor…
R.21—41.11 Good manufacturing practices. For the purposes of enforcement of Iowa Code section
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198.7(4), the secretary adopts the following as current, good manufacturing practices: 41.11(1) The regulations prescribing good manufacturing practices for Type B and Type C medicated feeds as published in the Code of Federal Regulations, Title 21, Part 225, Sections 225.1 to 22…
R.21—41.12 Cottonseed product control. Every shipment of whole cottonseed being sold in Iowa for
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animal feed use shall either be accompanied by a laboratory analysis for aflatoxin B1 and the distributor shall provide the laboratory analysis with the bill of lading or invoice to the first purchaser of the whole cottonseed being sold for animal feed use or the shipment shall b…
R.21—41.2 Label format. Commercial feed, other than customer-formula feed, shall be labeled with
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the information prescribed in this rule on the principal display panel of the product and in the following format. 1. Product name and brand name, if any, as stipulated in 41.3(1). 2. If a drug is used, label as stipulated in 41.3(2). 3. Purpose statement as stipulated in 41.3(3)…
R.21—41.3 Label information. Commercial feed, other than customer-formula feed, shall be labeled
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with the information prescribed in this regulation. 41.3(1) Product name and brand name if any. a. The brand or product name must be appropriate for the intended use of the feed and must not be misleading. If the name indicates the feed is made for a specific use, the character o…
R.21—41.4 Expression of guarantees
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41.4(1) The guarantees for crude protein, equivalent crude protein from nonprotein nitrogen, lysine, methionine, other amino acids, crude fat, crude fiber and acid detergent fiber shall be in terms of percentage. 41.4(2) Mineral guarantees. a. When the calcium, salt, and sodium g…
R.21—41.5 Suitability
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41.5(1) The nutritional content of commercial feed shall be as purported or is represented to possess by its labeling. Such animal feed, its labeling and intended use must be suitable for the intended purpose of the product. 41.5(2) Commercial feeds for swine, poultry, and fish, …
R.21—41.6 Ingredients
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41.6(1) The name of each ingredient or collective term for the grouping of ingredients, when required to be listed, shall be the name as defined in the official definitions of feed ingredients as published in the official publication of the Association of American Feed Control Of…
R.21—41.7 Directions for use and precautionary statements
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41.7(1) Directions for use and precautionary statements on the labeling of all commercial feeds and customer-formula feeds containing additives (including drugs, special purpose additives, or nonnutritive additives) shall: a. Be adequate to enable safe and effective use for the i…
R.21—41.8 Nonprotein nitrogen
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41.8(1) Urea and other nonprotein nitrogen products defined in the official publication of the Association of American Feed Control Officials are acceptable ingredients only in commercial feeds for ruminant animals as a source of equivalent crude protein. If the commercial feed c…
R.21—41.9 Drug and feed additives
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41.9(1) Prior to approval of a product label for commercial feed which contains additives (including drugs, other special purpose additives, or nonnutritive additives), the distributor may be required to submit evidence to prove the safety and efficacy of the commercial feed when…
R.21—42.1 Definitions and terms. As used in this chapter, the following definitions apply
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“All life stages” means gestation/lactation, growth, and adult maintenance life stages. “Immediate container” means the unit, can, box, tin, bag, or other receptacle or covering in which a pet food is displayed for sale to retail purchasers, but does not include containers used a…
R.21—42.2 Label format and labeling
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42.2(1) The quantity statement and product name must be shown on the principal display panel. All other required information may be placed elsewhere on the label but shall be sufficiently conspicuous as to render it easily read by the average purchaser under ordinary conditions o…
R.21—42.3 Brand and product names
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42.3(1) No flavor designation shall be used on a pet food label unless the designated flavor is detectable by a recognized test method, or is one the presence of which provides a characteristic distinguishable by the pet. Any flavor designation on a pet food label must either con…
R.21—42.4 Expression of guarantees
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42.4(1) The sliding scale method of expressing a guaranteed analysis (for example, “protein 15-18 percent”) is prohibited. 42.4(2) Pursuant to Iowa Code section 198.5, the label of a pet food which is formulated as and represented to be a mineral supplement shall include in the g…
R.21—42.5 Ingredients
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42.5(1) The maximum moisture in all pet foods shall be guaranteed and shall not exceed 78 percent or the natural moisture content of the constituent ingredients of the product, whichever is greater. Pet foods such as those consisting principally of stew, gravy, sauce, broth, juic…
R.21—42.6 Drugs and pet food additives
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42.6(1) An artificial color may be used in a pet food only if it has been shown to be harmless to pets. The permanent or provisional listing of an artificial color in the United States Food and Drug Regulations as safe for use, together with the conditions, limitations, and toler…
R.21—42.7 Statements of calorie content. Except as required in 42.8(198), the label of a dog or cat
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food may bear a statement of calorie content, provided: 42.7(1) The statement shall be separate and distinct from the “Guaranteed Analysis” and shall appear under the heading “Calorie Content”; and 42.7(2) The statement shall be measured in terms of metabolizable energy (ME) on a…
R.21—42.8 Descriptive terms
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42.8(1) Calorie terms. a. “Light.” (1) Dog food products bearing the term “light,” “lite,” “low calorie,” or words of similar designation shall contain and state on the label no more than 3100 kcal ME/kg for products containing less than 20 percent moisture, no more than 2500 kca…
R.21—43.1 Additional plant food elements besides N, P and K. Additional plant nutrients, besides
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nitrogen, phosphorus and potassium, when mentioned in any form or manner shall be registered and shall be guaranteed. Guarantees shall be made on the elemental basis. Sources of the elements guaranteed shall be shown on the application for registration. The minimum percentages wh…
R.21—43.2 Warning required. When any product which contains 0.03 percent or more of boron in a
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water-soluble form or 0.001 percent or more of molybdenum is incorporated in a commercial fertilizer a special warning tag or statement must be furnished to the purchaser. This tag or statement shall carry the word “WARNING” in letters at least one inch in height; it shall state …
R.21—43.20 Agricultural lime
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43.20(1) Notification of production. The manufacturer or producer of agricultural lime, limestone or aglime shall notify the secretary seven calendar days prior to the manufacture or production of agricultural lime, limestone, or aglime so that samples may be taken. 43.20(2) Samp…
R.21—43.21 Minimum requirements for registration of fertilizer and soil conditioners
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43.21(1) Fertilizer and soil conditioners submitted for registration may be required to be tested for a minimum of two growing seasons in at least three Iowa crop reporting districts in accordance with standards for efficacy testing. The results of testing shall be reviewed by th…
R.21—43.22 Provisional product registration. A provisional product registration may be granted
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during the time required to complete efficacy testing to achieve product registration. Prior to the growing seasons or granting of a provisional product registration, the registrant must submit a plan for efficacy testing to the department for approval by the first day of Februar…
R.21—43.23 Review of product registrations. Fertilizer and soil conditioner registrations may be
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reviewed to determine that the product meets claims for which registration was granted. If credible cause can be demonstrated that product claims have not been substantiated, registration may be canceled and a provisional registration may be issued until minimum requirements for …
R.21—43.24 Product claims. Product claims may be substantiated by one of two methods: (1) efficacy
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testing; or (2) substantiation of data relevant to Iowa crops and soils. Efficacy testing and substantiation shall be completed when requested by the department to support claims made for fertilizer and soil conditioner that is sold, distributed or offered for sale in Iowa. Docum…
R.21—43.25 to 43.29 Reserved
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R.21—43.3 Specialty fertilizer labels. Specialty fertilizer products shall be labeled to show the
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following information, if not appearing on the face or display side in a readable and conspicuous form, shall occupy at least the upper third of a side of the container. Net Weight Brand Name Grade Guaranteed Analysis: Total Nitrogen (N) __________ % __________% Ammoniacal Nitrog…
R.21—43.30 Definitions. When used in this chapter:
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“Agricultural liming material” means a product containing calcium and magnesium compounds capable of neutralizing soil acidity. “Brand” means the term, designation, trade name, product name, or other specific designation under which individual agricultural liming material is offe…