Iowa Administrative Code

as provided in rule 21—43.32(201A) shall be submitted to the Soil Testing Laboratory, Iowa State University of Science and Technology, for analysis of acid neutralization capacity expressed as calcium carbonate equivalent, percentage of material passing a 4-, 8- and 60-mesh sieve…

limestone shall pay a fee of no more than $60 per sample collected. This fee may be adjusted by the secretary of agriculture by a separate notice letter to each manufacturer or producer to reflect as accurately as possible the actual cost of sampling and testing expended by the I…

43.35(1) The secretary of agriculture shall, upon receipt of the analysis provided in rule 21—43.33(201A), certify the number of pounds of ECCE, using the method provided in rule 21—43.31(201A). The certification shall be forwarded to the manufacturer or producer from whom the sa…

material or specialty limestone in accordance with subrule 43.32(3) and rule 21—43.33(201A) indicates that the agricultural liming material or specialty limestone does not meet a minimum of 90 percent of the certification as provided in rule 21—43.35(201A), the secretary shall no…

distributed in this state unless a label accompanies the agricultural liming material which provides the identification of the type of agricultural liming material in accordance with rule 21—43.30(201A).

agricultural liming material or specialty limestone to sell, distribute or offer for sale any agricultural liming material or specialty limestone which contains toxic materials in quantities injurious to plant, animal, human or aquatic life or which causes soil or water contamina…

liming material or specialty limestone which contains other added materials unless the added materials are registered and guaranteed as provided in Iowa Code section 200.5(1), except binding materials used in the production of pelletized lime as defined in rule 21—43.30(201A).

control is added to fertilizer the product must be registered and guaranteed with respect to the kind and percentage of each of these additives as well as with respect to plant food elements. In a prominent manner the label on the package shall state the crops for which the ferti…

primarily of egg shells: 1. With the exception of paragraph “2,” the material shall be stored in a structure that prevents precipitation from contacting the stored material. 2. The material may be stored in a manner not meeting the requirements of paragraph “1” for a period of no…

any registered commercial fertilizer or soil conditioner indicates that the product does not meet the guarantees or claims made for it, or that the products do not meet the minimum plant nutrient values established by rule 21—43.1(200), the secretary may notify the person guarant…

Association’s (CGA’s) American National Standard Safety Requirements for the Storage and Handling of Anhydrous Ammonia (6th edition), commonly referred to as ANSI/CGA G-2.1 2014, is adopted by this reference as the official requirement for the storage and handling of anhydrous am…

43.7(1) There shall be paid by the licensee, as licensed under Iowa Code section 200.4, to the secretary for all commercial fertilizers and soil conditioners sold or distributed in this state, a groundwater protection fee of 75 cents per ton based on an 82 percent nitrogen soluti…

“Aerial applicator” means a commercial applicator who is certified in #11—Aerial Application and who applies the pesticide by using an aircraft. “Bulk pesticide” means any registered pesticide which is transported or held in an individual container in undivided quantities of grea…

and transferred in a manner that will prevent unreasonable adverse effects to humans or to the environment. Physical and chemical properties, including volatility, toxicity and flammability, shall be considered in the mixing, repackaging and transfer of pesticides. 44.10(1) Spill…

will result in at least equivalent effectiveness.

aircraft is being drained or repaired during aircraft maintenance, secondary containment with permanent devices or portable devices suitable for use with pesticides is required.

FERTILIZERS AND SOIL CONDITIONERS

be located within a watertight secondary containment facility. All mixing, repackaging and transfer of pesticides from one container to another performed at a permanent pesticide storage and mixing site shall be done within a containment area. The designated site shall be paved w…

under these rules shall be submitted to the Iowa department of agriculture and land stewardship prior to the start of construction, along with certification from an Iowa registered engineer (as defined in Iowa Code chapter 542B) that the designed facilities will comply with all r…

or owner’s agent shall be made to the Iowa department of agriculture and land stewardship that the facilities were constructed in accordance with rules 21—44.2(206) to 21—44.11(206). If departmental investigation, subsequent to the completion of construction, determines the const…

as defined in rule 21—44.1(206) shall be selected in accordance with requirements of the Iowa department of natural resources. The new site, if located in a flood plain, shall be protected from inundation from floods. New permanent pesticide storage and mixing sites shall be loca…

new construction of fertilizer and soil conditioner facilities shall provide secondary product containment as specified in rules 21—44.51(200) to 21—44.58(200). Effective February 18, 1997, ten years after the adoption of these rules, all fertilizer and soil conditioner facilitie…

“Minimally manipulated manures.” Minimally processed, nonliquid substances composed primarily of excreta, plant remains, or mixtures of such substances. “Minimally processed.” Processing a nonliquid substance in a manner which does not modify the nutrient value on a dry matter ba…

under these rules shall be submitted to the Iowa department of agriculture and land stewardship prior to the start of construction, along with certification from a registered engineer (as defined in Iowa Code chapter 542B) that the designed facilities will comply with all require…

defined in rule 21—44.51(200) shall be selected in accordance with the requirements of the Iowa department of natural resources. The new site, if located in a floodplain, shall be protected from inundation from floods. New permanent fertilizer and soil conditioner storage sites s…

owner or owner’s agent shall be made to the Iowa department of agriculture and land stewardship that the facilities were constructed in accordance with rules 21—44.52(200) to 21—44.58(200). If departmental investigation, subsequent to the completion of construction, determines th…

liquid fertilizer and soil conditioner storage facilities, except anhydrous ammonia storage facilities, as defined in rule 21—44.51(200) shall be located within a secondary containment structure. The secondary containment structure shall have a volume 20 percent greater than the …

fertilizer and soil conditioner stored in a totally enclosed building and a soil conditioner meeting the requirements of subrule 44.56(3) are exempt from the requirements of this rule. Unless stored in a totally enclosed building, or soil conditioners meeting the requirements und…

44.57(1) All loading, unloading, and mixing of liquid fertilizer or liquid soil conditioners, unless performed in the field of application, shall be done within a containment area. The containment area shall be large enough to prevent spillage onto unprotected areas and paved wit…

will result in at least equivalent effectiveness.

regulations enacted by the city or county affected by such location that related to the location of such sites. All sites and facilities where flammable pesticides are stored shall comply with state and federal fire protection rules and regulations, including the National Fire Pr…

walls of secondary containment facilities must be constructed of concrete, steel or other impervious materials which are compatible with the pesticides being stored and will maintain their integrity under fire conditions. Storage containers must be anchored, as necessary, to prev…

handling shall be of materials and construction compatible with the pesticide stored and the conditions of storage and maintained in a manner as to minimize the possibility of a spill. 44.8(1) Storage container labeling and protection. Upon delivery of the bulk pesticide, the reg…

standards of the appropriate state and U.S. Department of Transportation laws and regulations. 44.9(1) Mobile bulk pesticide containers shall be secured to prevent significant movement during transportation. 44.9(2) Mobile bulk pesticide containers shall bear the registered produ…

45.1(1) The following definitions are hereby adopted. “Aerial applicator” means a licensed commercial applicator, certified in category #11, Aerial Application, who applies pesticides by using aircraft in compliance with Federal Aviation Administration regulations under Title 14 …

matter accompanying the product at any time that differ in substance from written representations made in connection with registration. [ARC 9145C, IAB 4/30/25, effective 1/1/26]

“Contested case hearing” means an evidentiary hearing pursuant to Iowa Code chapter 17A. “Department” means the pesticide bureau of the department of agriculture and land stewardship. “Informal settlement” means an agreement between representatives of the department and a commerc…

violate provisions of Iowa Code chapter 206 or rules promulgated pursuant to Iowa Code chapter 206 may be subject to civil penalties. This rule outlines the criteria and procedures for establishing, assessing, and collecting civil penalties. 45.101(1) Criteria. In evaluating a vi…

emphasize any one ingredient or otherwise be misleading. It shall not be arranged on the label in such a manner as to be confused with other terms, trade names or legends. [ARC 9145C, IAB 4/30/25, effective 1/1/26]

reference to the material to which it applies and the registration of a pesticide under the same brand name by two or more manufacturers or shippers should be denied or refused. This principle applies also to the registration of brand names so similar in character as to be likely…

45.13(1) Location of ingredient statement. The ingredient statement must appear on that part of the label displayed under customary conditions of purchase except in cases where the secretary determines that, due to the size or form of the container, a statement on that portion of…

either stenciled or printed on the package or container, or on a tag attached thereto. Indefinite statements of content such as “. . . oz. when packed” shall not be used. Statements of liquid measure, or of specific gravity or density of liquid preparations, or expression of comp…

shall be colored or discolored in accordance with this rule. Provided, however, that any such white powder pesticide that is intended solely for use by a textile manufacturer or commercial laundry, cleaner or dyer as a moth-proofing agent, that would not be suitable for such use …

45.16(1) All pesticides, whether registered or not, sold or offered for sale shall comply with the provisions of section 206.11(1) of the Iowa pesticide Act. 45.16(2) The secretary shall examine pesticides from time to time, and if it appears at any time that a pesticide fails to…

45.17(1) Any manufacturer or distributor or other person residing in the United States may furnish to any person to whom it sells a pesticide a guarantee that the pesticide was lawfully registered at the time of sale and delivery to such person, and that the pesticide complies wi…

shall not be considered a violation of section 206.11(1) of the Iowa pesticide Act. 45.18(1) When the pesticide is shipped or delivered for experimental use under the supervision of any federal or state agency authorized by law to conduct research. 45.18(2) By others if the pesti…