Iowa 2025-2026 Regular Session

Iowa House Bill HSB163

Introduced
2/12/25  

Caption

A bill for an act relating to enclosed structures on private docks and required insurance.(See HF 710.)

Summary

HSB163 would create a new section of Iowa law governing enclosed structures on private docks. It allows a person with a valid dock site permit and hoist or slip assignment to build an enclosed structure to protect a hoist or slip, but only if the structure meets specific limits: it must be made of rust-resistant materials, be no more than 30 feet wide and 20 feet above the normal water elevation, contain no plumbing, electricity, or enclosed storage areas except as allowed by building and plumbing codes, and not be used for sleeping or habitation. The bill is aimed at allowing limited protective dock enclosures while preventing them from becoming living spaces or fully enclosed storage buildings. The bill also requires the dock owner to maintain dock liability insurance with at least $1 million in per-occurrence coverage before installing such a structure. In addition, the owner of the private dock is made liable for damages caused by the enclosed structure. The bill’s effect is to add regulatory conditions and insurance obligations to private dock structures, while tying compliance to existing state building and plumbing code requirements. The general sentiment appears strongly favorable, based on the House Committee on Natural Resources report passing unanimously 21-0. There is no recorded committee transcript in the provided materials, so there is no detailed debate to indicate broader support or opposition arguments. The unanimous vote suggests the proposal was viewed as a practical, limited accommodation for dock owners rather than a controversial expansion of dock rights. The main points of potential contention are the insurance mandate, the liability exposure placed on dock owners, and the restrictions on what the enclosed structure may include or be used for. Those concerns would most likely come from private dock owners, marina operators, or property owners who may view the requirements as costly or restrictive, while supporters would likely emphasize safety, code compliance, and preventing misuse of dock enclosures as habitable structures. No specific opposition is documented in the available history.

Impact

The bill would amend Iowa law by adding a new dock-structure provision to chapter 462A, creating a legal pathway for certain enclosed dock enclosures on private docks subject to design, use, and code-compliance limits. It would also impose a new insurance requirement and liability rule on dock owners who install such structures, affecting private dock permit holders, hoist or slip assignment holders, insurers, and potentially local or state code enforcement related to building and plumbing standards.

Sentiment

The available voting history indicates clear support for the bill, with the House Committee on Natural Resources reporting it 21-0. Because no committee discussion transcript is provided, the record does not show detailed arguments, but the unanimous vote suggests the bill was broadly viewed as a reasonable regulatory measure with limited scope.

Contention

The likely areas of contention are the $1 million dock liability insurance requirement, the assignment of liability to the dock owner for damages caused by the enclosed structure, and the strict limits on size, materials, utilities, storage, and habitation. These provisions could be seen as burdensome by dock owners or marina interests, while supporters would likely argue they are necessary to ensure safety, prevent residential use, and keep the structures within a narrow protective purpose.

Companion Bills

IA HF 710

Replaced by A bill for an act relating to roofs on private docks and required insurance. (Formerly HSB 163.) Effective date: 07/01/2025.

Previously Filed As

IA HF323

A bill for an act relating to enclosed structures on private docks and required insurance.

IA HF710

A bill for an act relating to roofs on private docks and required insurance. (Formerly HSB 163.) Effective date: 07/01/2025.

IA HSB660

A bill for an act relating to the required beneficiary and use of a public officer insurance policy.(See HF 2522.)

IA HF240

A bill for an act relating to insurance requirements for the granting of a hazardous liquid pipeline permit.(See HF 639.)

IA HB2395

Authorizing additional use of certain private recreational docks and mooring buoys.

IA S01129

Prohibits the sale, offer for sale, or distribution of foam flotation docks, buoys and floating structures in the state where such foam flotation is not fully encapsulated to prevent degradation into the environment.

IA A09047

Prohibits the sale, offer for sale, or distribution of foam flotation docks, buoys and floating structures in the state where such foam flotation is not fully encapsulated to prevent degradation into the environment.

IA HSB315

A bill for an act relating to unemployment insurance taxes on employers.(See HF 980.)

IA H3262

Farm structures

IA S0928

Changes term vicious to dangerous dogs, expands on requirements relative to leashes, enclosures, addresses fines, requires signage, mandates dangerous dogs be kept in enclosure and provides other requirements.

Similar Bills

NJ S1485

Requires cyclical inspection of parking structures.

NJ S1401

Requires DCA to review and amend State Uniform Construction Code concerning parking structures to address increased weight of electric vehicles.

NJ A1058

Requires DCA to review and amend State Uniform Construction Code concerning parking structures to address increased weight of electric vehicles.

TX SB47

Relating to the treatment of a replacement structure for a structure that was rendered uninhabitable or unusable by a casualty, a natural disaster, or wind or water damage as a new improvement for ad valorem tax purposes.

CA AB1455

State Board of Forestry and Fire Protection: defensible space requirements: ember-resistant zones: emergency regulations: California Environmental Quality Act.

ND HB1500

Nonconforming structures in counties, cities, and townships.

ND HB1500

AN ACT to create and enact sections 11-33-17.1, 40-47-05.1, and 58-03-14.1 of the North Dakota Century Code, relating to nonconforming structures in counties, cities, and townships.