20,160 sections across 1,928 Iowa regulatory chapters.
R.571—35.1 Purpose and definitions. The purpose of this chapter is to designate procedures for the
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allotment of fish habitat revenue to county conservation boards. These funds shall be used specifically to acquire from willing sellers whole or partial interest in land for use as or for protection of fish habitats and to develop and enhance fishable waters and habitat areas. Th…
R.571—35.10 Project period. A project period that is commensurate with the work to be
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accomplished shall be assigned to each project. Extensions may be granted only in case of extenuating circumstances. [ARC 7912C, IAB 5/1/24, effective 6/5/24]
R.571—35.11 Payments
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35.11(1) Grant amount. Grant recipients will be paid 90 percent of all eligible costs incurred on a project up to the amount of the grant unless otherwise specified in the project agreement. 35.11(2) Project billings. Grant recipients shall submit billings for reimbursement or co…
R.571—35.12 Recordkeeping and retention. A grant recipient shall keep adequate records relating
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to its administration of a project, particularly relating to all incurred costs and direct or indirect income that normally would have been paid to the previous landowner as a result of a purchase agreement or other title transfer action. A copy of the county’s audits showing suc…
R.571—35.13 Penalties. Whenever any real or personal property acquired or developed with fish
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habitat fund assistance passes from the control of the grantee or is used for other purposes that conflict with the project purpose, it shall be considered an unlawful use of the funds. The department shall notify the county of any such violation. 35.13(1) Remedy. Funds thus used…
R.571—35.2 Availability of funds. Fish habitat funds are dependent on sales. Revenues received by
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the department determine the amount of moneys available at any time. 35.2(1) Local share. Funds available for county conservation boards shall be specified in the department’s budget in accordance with legislative appropriations. At least 50 percent of the fish habitat revenue wi…
R.571—35.3 Program eligibility. All counties are eligible to participate in this program
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[ARC 7912C, IAB 5/1/24, effective 6/5/24]
R.571—35.4 Eligibility for cost-sharing assistance. A project is not eligible for cost sharing unless
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the commission specifically approves the project or the applicant has received a written waiver of retroactivity from the director prior to the project’s initiation. A project must allow for public fishing to be eligible for cost sharing; however, the review and selection committ…
R.571—35.5 Application for assistance. Applications must contain sufficient detail as to clearly
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describe the scope of the project and how the area will be managed. 35.5(1) Form. Applications must be submitted on forms provided by the department. 35.5(2) Time of submission. Applications for funds will be reviewed and selected for funding at least once per year. The departmen…
R.571—35.6 Project review and selection
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35.6(1) Review and selection committee. a. Each district shall have a review and selection committee, hereinafter referred to as the committee. Each committee shall be composed of at least five county directors or their designees, with at least two designated alternates. Each dis…
R.571—35.7 Commission review. The director shall present the committees’ recommendations to the
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commission at its next meeting following the rating of projects for funding. The commission may approve or disapprove funding for any project on the list. [ARC 7912C, IAB 5/1/24, effective 6/5/24]
R.571—35.8 Grant amendments. If funds are available, projects for which grants have been
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approved may be amended to increase or decrease project scope or to increase or decrease project costs and fund assistance. The director shall approve project changes prior to their inception. Amendments to increase project costs and fund assistance due to cost overruns shall not…
R.571—35.9 Timely commencement of projects. Grant recipients are expected to carry out their
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projects in an expeditious manner. A project for which a grant is approved shall be commenced within six months of the date upon which the grantee is notified that the project is approved, or at another date agreed upon by both parties. Failure to do so may be cause for terminati…
R.571—37.1 Purpose. Pursuant to Iowa Code section 462A.3, these rules set forth vessel safety
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equipment and registration requirements, vessel operation and waterway zoning, and vessel occurrence reporting requirements. [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.10 Vessels in storage. If the owner of a currently registered vessel places the vessel in
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storage, the owner shall return the registration certificate to the county recorder with an affidavit on an appropriate department form. The county recorder shall notify the department of each registered vessel placed in storage. When the owner of a stored vessel desires to renew…
R.571—37.100 Artificial marshes
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37.100(1) A motorboat equipped with any power unit mounted or carried aboard the vessel may be operated on the following listed artificial marshes under the jurisdiction of the department at a speed not greater than 5 miles per hour between January 1 and August 31 and with no spe…
R.571—37.101 Natural marshes. There shall be no horsepower limitations on vessels operated on
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natural marshes, except Shimon Marsh Wetland Complex, Pocahontas County, which is restricted to nonmotorized vessels only. [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.102 Waterway markers. Waterway markers used on the waters of this state shall be as
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follows: 37.102(1) Aids to navigation. a. A red buoy or sign that indicates that side of the channel to be kept to the right side of the vessel when entering the channel from the main water body or when proceeding upstream. b. A green buoy or sign that indicates that side of the …
R.571—37.103 Authority to place markers
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37.103(1) No waterway marker shall be placed on, in, or near the waters of the state unless such placement is authorized by the agency or political subdivision of the state exercising jurisdiction, with respect to regulation of boating, over the area where placed, except that the…
R.571—37.104 Maintenance of waterway markers
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37.104(1) Waterway markers will be maintained in proper condition or be replaced or removed. 37.104(2) Zoned areas shall extend not less than 50 feet nor more than 400 feet from shore. 37.104(3) Buoys delineating the restricted speed zone shall be placed no more than 400 feet apa…
R.571—37.105 Display of waterway markers
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37.105(1) A waterway marker may be displayed as a sign or a fixed support, as a buoy bearing a symbol on its surface, or as a sign mounted on a buoy. 37.105(2) When a buoy is used to carry a symbol on its surface, it will be white, with bands of international orange on the top, a…
R.571—37.106 Specifications for waterway markers
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37.106(1) The size of a display area shall be as required by circumstances, except that no display area shall be smaller than 1 foot in height. The size shall increase in increments of 6 inches; provided, however, that this specification for increase in increments shall not apply…
R.571—37.107 Mooring buoys and race course markers. For all waters under the jurisdiction of the
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commission, the following apply: 37.107(1) Mooring buoys shall be white with a 2-inch blue reflectorized band clearly visible above the water, extend a minimum of 12 inches above the surface of the water, and have at least 1 square foot of surface visible from any direction. 37.1…
R.571—37.108 Diver’s flag
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37.108(1) A diver’s flag shall, when displayed on the water, indicate the presence of a diver in the water in the immediate area. 37.108(2) Recognition of this flag by regulation will not be construed as conferring any rights or privileges on its users, and its presence in a wate…
R.571—37.109 Accident report. In addition to provisions in Iowa Code section 462A.7, a written
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report is required in the case of loss of consciousness, disability in excess of 24 hours, and the disappearance of any person from onboard a vessel under circumstances that suggest any possibility of death or injury. [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.11 Numbering pattern to be used. The identification numbers awarded under the Iowa
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system shall consist of three parts. The first part shall consist of the letters “IA” indicating this state. The second part shall consist of not more than four Arabic numerals. The third part shall consist of not more than two letters. Since the letters “I,” “O,” and “Q” may be …
R.571—37.110 Procedure. These reports shall be filed in writing within 48 hours of the accident with
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the department using forms provided by the department. [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.111 Contents. The report shall include the information required in 33 CFR 173.57 (June 1,
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2024). [ARC 9219C, IAB 5/14/25, effective 6/18/25] These rules are intended to implement Iowa Code sections 321G.2, 321I.2, 462A.3, 462A.5, 462A.6A, 462A.7, 462A.9, 462A.11, 462A.12, 462A.13, 462A.15, 462A.16, 462A.17, 462A.20, 462A.24, 462A.26, 462A.31, 462A.32, 462A.36, and 456…
R.571—37.12 Display of number on vessel
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37.12(1) The identification number awarded to any vessel under the Iowa numbering system shall be displayed thereon by being: a. Painted on, or attached to, each side of the bow (i.e., the forward half) of the vessel; read from left to right, and in such position as to provide ma…
R.571—37.13 Special certificates for boat dealers or manufacturers. A manufacturer or dealer may
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operate an unregistered vessel for purposes of transporting, testing, demonstrating, or selling the vessel after first obtaining a special certificate from the department. An application for a special certificate shall be submitted on the appropriate department form. A manufactur…
R.571—37.14 Boat dealer’s annual report of vessels with expired registrations. Each boat dealer
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shall file, before May 5 of each year, an annual report with the department on the appropriate form listing all used vessels held by the dealer for sale or trade and for which the registration fee for the current year has not been paid. [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.15 Monthly reports by county recorders. Each county recorder shall submit a monthly
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report to the department listing all vessels registered in that county in the previous month. The applicable fees shall accompany the monthly report. [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.16 Boats for hire. Each commercial boat operator will be required to number the boat or
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boats used to operate for hire with block characters of good proportion not less than three inches in height, in the following manner: Upon making application for a number for commercially operated vessels, the following type number will be assigned: Example IA-1555-E. To identif…
R.571—37.17 U.S. Coast Guard capacity rating. For vessels assigned a U.S. Coast Guard capacity
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rating in whole persons as evidenced by a U.S. Coast Guard capacity plate affixed to the vessel, that capacity shall be recognized as the registration capacity. [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.18 Vessels assigned a capacity rating by the manufacturer. For vessels that have not
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been assigned a U.S. Coast Guard capacity rating in whole persons but that contain capacity information in whole persons on a plate affixed to the vessel furnished by the boating industry association, national marine manufacturer association or any similar organization, that capa…
R.571—37.19 Vessels not containing capacity rating information. For vessels with no passenger
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capacity information provided by the U.S. Coast Guard or the manufacturer, the passenger capacity designated on the registration shall be O.R., “Operator’s Responsibility.” The operator of the vessel has responsibility for determining passenger capacity of a vessel so designated.…
R.571—37.2 Definitions. For the purpose of Divisions I, II, and III of this chapter:
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“A Scale” or “A” means the physical scale marked “A” graduated in decibels on a sound level meter that meets the requirements of the American National Standards Institute, Incorporated, publication S1.4 — 1983 General Purpose Sound Level Meters. “Buoy” means any device designed t…
R.571—37.20 Incorrect registration. When information contained on the registration certificate of a
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vessel is found to be incorrect regarding vessel length, vessel width, or passenger capacity, officers appointed by the department may, upon inspection of the vessel, or the county recorder, upon presentation of adequate documentation, including but not limited to an affidavit by…
R.571—37.21 Number designating passenger capacity
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37.21(1) The passenger capacity of boats as assigned by the commission shall be painted or attached to the starboard side (the right side while in boat and facing the bow) of boat within nine inches of transom in three-inch or larger block numbers in a color contrasting to the bo…
R.571—37.22 Inland navigation rules. All vessels upon the inland waters, including border rivers, of
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this state shall conform to Subpart B, “Steering and Sailing Rules,” Rules 11 through 18, of the Inland Navigation Rules Act of 1980 (June 1, 2024). [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.23 Uniform buoy system. All buoys placed shall be those of the uniform waterway
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marking system adopted by the commission and shall be constructed, placed, and maintained in accordance with Iowa Code chapter 462A and this chapter. [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.24 Commission approval. The placement of buoys or official signs that restrict speed and
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distance or involve special zoning restrictions shall be approved by the commission. [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.25 Restricted areas. All vessels, except authorized emergency vessels, shall be operated
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in compliance with, and all persons engaged in water recreation activities shall obey, restrictions with posted areas marked with a uniform waterway buoy or official signs adopted by the commission. [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.26 Right for aggrieved party to appeal. Any finding or establishment of areas involving
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special speed and distance or zoning restrictions by the commission may be appealed by aggrieved party upon written notice. A hearing thereon shall be held by the commission within 30 days thereafter. [ARC 9219C, IAB 5/14/25, effective 6/18/25]
R.571—37.27 Mooring of vessels on riparian property of the state of Iowa. Where the state of
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Iowa owns riparian property adjacent to sovereign land or water, mooring of vessels is prohibited between sunset and sunrise on those riparian or sovereign lands or waters where posted by either official buoys or official signs of the department. [ARC 9219C, IAB 5/14/25, effectiv…
R.571—37.28 Horsepower limitations on artificial lakes. On artificial lakes of 100 acres or less, a
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vessel shall only be operated with an electric motor or with an outboard motor where permitted by the rules in division II, part II, of this chapter. On artificial lakes of more than 100 acres, vessels may be operated with unrestricted horsepower motors at a speed not greater tha…
R.571—37.29 Horsepower rating. The horsepower rating of an outboard motor permitted on
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artificial lakes under the authority of Iowa Code chapter 462A and these rules shall be as determined by the manufacturer when the motor was originally produced. An outboard motor that has been altered to increase its horsepower in excess of ten as rated by the original manufactu…
R.571—37.3 Fire extinguishers. The number and type of fire extinguishers required for motorboats
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within the state of Iowa are as follows: 37.3(1) Fire extinguisher type. Fire extinguishers shall be a U.S. Coast Guard-approved B-I or B-II type as described in 33 CFR Part 175, Subpart E (June 1, 2024). 37.3(2) Number of fire extinguishers. The number of fire extinguishers requ…
R.571—37.30 Propulsion mechanism not in use. Any power unit mounted or carried aboard a
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vessel, while not being used or operated as a source of propulsion, shall be lawful on artificial lakes, so long as the auxiliary power unit being used or operated as a source of propulsion is within the lawful horsepower limitation established for that lake. [ARC 9219C, IAB 5/14…
R.571—37.31 Avenue of the Saints Lake, Bremer County. Unrestricted-horsepower vessels may be
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operated at a speed not greater than 5 miles per hour. [ARC 9219C, IAB 5/14/25, effective 6/18/25]