Issue · Environment

Environment

Every environment bill, vote, and legislator stance in Iowa, automatically classified by Maddy, our AI policy reader.

Total bills
197
2025-2026 Regular Session
Top supporter
Tony Bisignano
80% support rate
Top opponent
Mike Zimmer
0% support rate
Ranked legislators
10
5 support · 5 oppose
Key legislators

Who's moving environment in Iowa

Legislators moving environment in Iowa
Legislator Party Stance Support rate Votes
Tony Bisignano
Tony Bisignano Senate · District 15
D
Strong +
80% 11
Jerome Amos
Jerome Amos House · District 62
D
Support
71% 14
Ken Croken
Ken Croken House · District 97
D
Support
71% 17
Brian Meyer
Brian Meyer House · District 29
D
Support
70% 20
Austin Baeth
Austin Baeth House · District 36
D
Support
70% 20
Mike Zimmer
Mike Zimmer Senate · District 35
D
Strong −
0% 11
Mark Cisneros
Mark Cisneros House · District 96
R
Strong −
20% 20
Hans Wilz
Hans Wilz House · District 25
R
Oppose
25% 14
Tom Gerhold
Tom Gerhold House · District 84
R
Oppose
29% 16
Bill Gustoff
Bill Gustoff House · District 40
R
Oppose
29% 14
Showing 101–110 of 197 bills

All environment bills

in committee · Iowa · House Jan 13, 2026

HF 2001: A bill for an act relating to water efficiency of data centers, including requirements for water-efficient cooling technologies and encouragement for the use of nonpotable and recycled water sources, providing civil penalties, and including effective date and applicability provisions.

HF 2001 requires new data centers (permit applications on or after January 1, 2026) and existing data centers expanding or renovating after that date to use cooling technologies that limit water consumption to a maximum of 0.2 liters per kilowatt-hour of energy used. It mandates data centers to submit water usage plans before construction and provide annual compliance reports for five years, while encouraging the use of nonpotable or recycled water sources like treated wastewater or stormwater for cooling. Violations may result in civil penalties up to $10,000 per day, corrective action orders, or permit suspension. The bill directly affects data centers consuming at least one megawatt of electricity annually, aiming to reduce strain on Iowa’s freshwater resources.
Sub-Topics Water Quality
in committee · Iowa · Senate Feb 4, 2026

SSB 3010: A bill for an act relating to the prohibition of geoengineering activities, providing penalties, and including effective date provisions.

This bill prohibits most weather modification activities, including cloud seeding (using chemicals like silver iodide) and "weather engineering" that intentionally alters weather or climate. It directly affects anyone conducting such activities without legal authorization, such as private entities or individuals using aircraft or ground generators for atmospheric manipulation. The law authorizes Iowa's Department of Public Safety to issue immediate cease-and-desist orders (treated as court orders) and imposes class D felony penalties for violations, including up to 5 years in prison and fines up to $10,245 per day of violation. The bill takes effect immediately upon enactment.
in committee · Iowa · Senate Jan 28, 2026

SF 2103: A bill for an act relating to the cessation of appropriations to the Iowa resources enhancement and protection fund.

This bill removes the expiration date for an annual $20 million appropriation from Iowa's general fund to the Resources Enhancement and Protection (REAP) Fund. Currently, this funding is set to end June 30, 2028, but the bill makes it permanent. The REAP Fund, which supports conservation and environmental projects, will continue receiving this $20 million annually unless lottery funds are also appropriated to the fund (in which case the general fund amount would be reduced by the lottery contribution). The bill directly affects the long-term funding mechanism for the REAP Fund's conservation programs.
in committee · Iowa · Senate Feb 4, 2026

SF 2111: A bill for an act relating to statewide resilience planning, including the development, implementation, and periodic updating of an Iowa state resilience plan.

SF 2111 requires Iowa's Department of Natural Resources to develop a statewide resilience plan by December 2027, coordinating with state agencies like transportation, homeland security, and agriculture. The plan must include a risk assessment covering flooding, water supply changes, and other natural hazards; an inventory of critical assets (like infrastructure, schools, and natural resources); and a prioritization system for resilience projects. It mandates regular updates and biennial reports to the governor and legislature starting in 2029, tracking progress on reducing risks to communities and infrastructure. This bill directly affects state agencies responsible for planning, local governments implementing projects, and communities facing climate-related hazards.
died · Iowa · House May 2, 2026

HF 2071: A bill for an act modifying the sales or use tax refund for biodiesel production.

HF 2071 increases Iowa's tax refund for biodiesel producers from 4 cents to 5 cents per gallon. The refund amount is calculated by multiplying this new rate by the total gallons of biodiesel produced quarterly within the state. The bill also extends the program's expiration date from January 1, 2028, to January 1, 2031. This directly affects Iowa-based biodiesel producers by increasing their quarterly tax refund.
Sub-Topics Sales Tax
in committee · Iowa · House Jan 14, 2026

HF 2046: A bill for an act relating to requirements for portable solar generation devices.

This bill defines "portable solar generation devices" as small, moveable solar units (max 1,200 watts) designed to connect to standard household outlets, offset personal electricity use, meet safety codes, and include outage safety features. It prohibits utilities from requiring customer approval for installation, charging fees, or demanding extra equipment beyond the device itself. The bill also exempts these devices from standard interconnection rules and net metering requirements. It directly affects homeowners installing small-scale solar systems under 1.2 kilowatts for personal use.
in committee · Iowa · House Jan 28, 2026

HF 2076: A bill for an act relating to billing methods for distributed generation customers.

HF 2076 changes how Iowa electric utilities handle unused energy credits for customers with distributed generation (like rooftop solar). It requires utilities to keep excess kilowatt-hour credits in a customer’s account to offset future bills, rather than automatically cashing them out annually. Customers must now actively request a cash-out or when ending service, at the utility’s avoided cost rate, with funds split between the customer and the low-income energy assistance program. This bill directly affects residential and small business solar customers who generate excess electricity.
Sub-Topics Solar
in committee · Iowa · House Jan 29, 2026

HF 2210: A bill for an act relating to beneficial use in the context of water allocation.

HF 2210 amends Iowa's water allocation law by removing the existing definition of "beneficial use" and requiring the Department of Natural Resources to determine beneficial use on a case-by-case basis when reviewing water permit applications. The bill mandates that permits for water diversion, storage, or withdrawal must be approved or denied within 90 days (or 30 days for renewals), with the department considering public health, safety, and conservation. It also requires all new permits issued after July 1, 1986, to include mandatory conservation practices and emergency measures. The bill directly affects water users applying for permits, shifting decision-making from categorical rules to individualized assessments by the department.
in committee · Iowa · Senate Jan 26, 2026

SF 2104: A bill for an act relating to water usage reporting requirements for large water use facilities.

SF 2104 requires large water use facilities in Iowa to report annual water usage to the Department of Natural Resources. It specifically targets facilities using 25,000+ gallons per day primarily engaged in data processing (NAICS 518210), ethyl alcohol manufacturing (NAICS 325193), or cryptocurrency mining. Each covered facility must submit detailed water usage reports by March 31 each year. The bill establishes a straightforward reporting obligation without altering water usage limits or imposing new restrictions.
in committee · Iowa · Senate Feb 18, 2025

SF 299: A bill for an act establishing the Iowa carbon dioxide disaster relief fund, creating an excise tax, and making appropriations.

This bill creates the Iowa Carbon Dioxide Disaster Relief Fund to provide immediate response and long-term recovery for communities affected by CO2 pipeline incidents, such as leaks or ruptures. It imposes a tax on CO2 pipeline operators and facilities to fund the relief efforts, requiring a minimum $10 billion balance in the fund before pipelines can operate in Iowa. The fund will cover emergency cleanup, victim compensation, rebuilding, and environmental restoration. Two oversight boards - the Oversight Board (managing fund integrity) and Victim Assistance Board (distributing aid) - will administer the fund and ensure resources reach affected individuals and communities.
Sub-Topics Natural Disasters
Showing 101 to 110 of 197 bills
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