Energy & utilities

141 bills in the 91st General Assembly, newest first.

Narrower issues:Carbon pipelines · 16 Wind & solar · 21 Nuclear power · 5 Utility rates · 49

HF 2799 · Relating to matters under the purview of the economic development authority, the utilities commission, and the department of education, including creation of the headquarters expansion and development for growth and employment program, and the business incentives for growth program training fund; repeal of the new jobs tax credit program; the major economic growth attraction program; load forecasting and analysis of electric transmission system expansion plans; creation of the electric transmission system expansion planning and analysis and load forecasting fund; the industrial new jobs training program; and establishing the new jobs training program interim study committee; and including effective date provisionsSigned by GovernorJune 2, 2026

SF 2490 · Relating to oil and gas production, including filing requirements, the authority of the department of natural resources, confidential information, pooling orders, negotiation of surface damage, imposition and distribution of a tax, and jurisdiction, and providing civil penaltiesSigned by GovernorJune 1, 2026

HF 2757 · Relating to nuclear electric generation facilities by creating sales and use tax exemptions and refunds, making appropriations to the state board of regents for establishing and maintaining a nuclear energy workforce, making penalties applicable, and including applicability and retroactive applicability provisionsSigned by GovernorJune 1, 2026

SF 2304 · Relating to certain public utilities, including the development of ratemaking principles permitted for recovery costs of certain investments in infrastructure by water and wastewater utilities and cost considerations for acquisitions of water, sanitary sewer, or storm water utilitiesSigned by GovernorJune 1, 2026

SF 2506 · Relating to matters under the purview of the economic development authority, the utilities commission, and the department of education, including creation of the headquarters expansion and development for growth and employment program, and the business incentives for growth program training fund; repeal of the new jobs tax credit program; the major economic growth attraction program; load forecasting and analysis of electric transmission system expansion plans; creation of the electric transmission system expansion planning and analysis and load forecasting fund; the industrial new jobs training program; establishing the new jobs training program interim study committee; the research activities credit; and including effective date provisionsWithdrawnMay 3, 2026

HSB 755 · Relating to matters under the purview of the economic development authority, the utilities commission, and the department of education, including creation of the headquarters expansion and development for growth and employment program, and the business incentives for growth program training fund; repeal of the new jobs tax credit program; the major economic growth attraction program; load forecasting and analysis of electric transmission system expansion plans; creation of the electric transmission system expansion planning and analysis and load forecasting fund; the industrial new jobs training program; and including effective date provisionsRenumbered as HF 2799May 2, 2026

SF 2301 · Relating to matters under the purview of the economic development authority, the utilities commission, and the department of education, including creation of the headquarters expansion and development for growth and employment program, and the business incentives for growth program training fund; repeal of the new jobs tax credit program; the major economic growth attraction program; load forecasting and analysis of electric transmission system expansion plans; creation of the electric transmission system expansion planning and analysis and load forecasting fund; the industrial new jobs training program; and including effective date provisionsRenumbered as SF 2506May 1, 2026

HF 704 · Relating to the Iowa propane education and research council, and including applicability provisionsSigned by GovernorApril 30, 2026

SF 2498 · Relating to nuclear electric generation facilities by creating sales and use tax exemptions and refunds, making appropriations to the state board of regents for establishing and maintaining a nuclear energy workforce, and providing penaltiesWithdrawnApril 28, 2026

HF 2071 · Modifying the sales or use tax refund for biodiesel productionRenumbered as HF 2786April 22, 2026

HF 2583 · Relating to emergency planning and coordination for electric transmission line owners, and providing penaltiesSigned by GovernorApril 16, 2026

HF 2227 · Relating to land restoration following the initial construction of electric transmission lines, and including effective date and retroactive applicability provisionsSigned by GovernorApril 16, 2026

SSB 3181 · Making certain sales and use tax exemptions relating to nuclear electric generation facilities, web search portal businesses, and data center businesses contingent upon making contributions to institutions of higher education governed by the state board of regentsRenumbered as SF 2498April 14, 2026

SF 2449 · Relating to oil and gas production, including filing requirements, the authority of the department of natural resources, confidential information, and pooling ordersRenumbered as SF 2490April 14, 2026

HF 2671 · Relating to matters under the purview of the department of administrative services, including rules for capitol complex events and the compatibility of passenger vehicles rented or leased by the state with biodiesel blended fuel classified as B-20 or higher, and including effective date and applicability provisionsSigned by GovernorApril 9, 2026

SF 2214 · Relating to the installation of transmission lines on highway rights-of-waySigned by GovernorApril 9, 2026

HSB 767 · Creating sales and use tax exemptions relating to commencing or restarting nuclear electric generation facilities, and including retroactive applicability provisionsRenumbered as HF 2757April 7, 2026

HF 2581 · Establishing procedures for system enhancement of infrastructure, including for development of ratemaking principles permitted for recovery costs of certain investments in infrastructure by water and wastewater utilitiesWithdrawnApril 6, 2026

SF 2438 · Relating to city utilities including landlord notification, and including effective date provisionsDied when the session endedMarch 10, 2026

SF 2443 · Related to competitive information of city utilitiesDied when the session endedMarch 10, 2026

HF 2729 · Establishing a temporary prohibition on an increase in rates or charges by gas and electric public utilities, and including effective date provisionsDied when the session endedMarch 9, 2026

HF 2731 · Establishing the percentage of income payment plan program to be administered by the department of health and human servicesDied when the session endedMarch 9, 2026

HF 2229 · Relating to the administration of the utilities commission, including the creation of the position of executive director and modification of the duties and titles of the chairperson and executive staffDied when the session endedMarch 5, 2026

SF 2374 · Relating to the national electrical code, and including effective date provisionsDied when the session endedMarch 2, 2026

HF 2228 · Relating to the installation of transmission lines on highway rights-of-wayWithdrawnMarch 2, 2026

SF 376 · Relating to the siting and operation of renewable electric power generating facilitiesRenumbered as SF 2447February 23, 2026

HF 2702 · Relating to the production of oil and gas, geologic hydrogen, hydrocarbons, or other minerals, including establishing certain duties required of oil and gas operators, requiring notice and surface use agreement offers, and providing for remediesDied when the session endedFebruary 23, 2026

HF 2682 · Relating to grid-enhancing technologies and reconductoring, including study and reporting requirementsDied when the session endedFebruary 23, 2026

HF 2683 · Relating to pipeline projects, including damage claims and landowner rights, and including effective date provisionsDied when the session endedFebruary 23, 2026

HF 2690 · Relating to water and energy use for data centers, including reporting and tariff requirements, and including effective date provisionsDied when the session endedFebruary 23, 2026

SF 2433 · Relating to the national electrical code, and including effective date provisionsDied when the session endedFebruary 23, 2026

SF 2447 · Relating to the siting and operation of renewable electric power generating facilitiesDied when the session endedFebruary 23, 2026

HF 2668 · Relating to the regulation of public utilities, including virtual power plants and integrated resource planningDied when the session endedFebruary 23, 2026

HF 2672 · Relating to solar energy by establishing a community solar facility programDied when the session endedFebruary 23, 2026

HF 2447 · Relating to water and energy use for data centers, including reporting and tariff requirements, and including effective date provisionsRenumbered as HF 2690February 23, 2026

HSB 740 · Relating to the production of oil and gas, geologic hydrogen, hydrocarbons, or other minerals, including establishing certain duties required of oil and gas operators, requiring notice and surface use agreement offers, and providing for remediesRenumbered as HF 2702February 23, 2026

HF 2365 · Relating to the regulation of public utilities, including rate filings, rate adjustment mechanisms, virtual power plants, and integrated resource planningRenumbered as HF 2668February 23, 2026

HSB 691 · Relating to pipeline projects, including damage claims and landowner rights, and including effective date provisionsRenumbered as HF 2683February 23, 2026

HF 2283 · Relating to grid-enhancing technologies and reconductoring, including study and reporting requirementsRenumbered as HF 2682February 23, 2026

HSB 629 · Relating to solar energy by establishing a community solar facility programRenumbered as HF 2672February 23, 2026

SF 546 · Relating to oil and gas production, including filing requirements, the authority of the department of natural resources, confidential information, and pooling ordersRenumbered as SF 2449February 23, 2026

SF 2273 · Relating to the regulation of public utilities, including rate filings, rate adjustment mechanisms, virtual power plants, and integrated resource planningDied when the session endedFebruary 19, 2026

SSB 3148 · Relating to the national electrical code, and including effective date provisionsRenumbered as SF 2433February 19, 2026

SSB 3153 · Related to competitive information of city utilitiesRenumbered as SF 2443February 19, 2026

SSB 3123 · Relating to agriculture, including by providing for the powers and duties of the department of agriculture and land stewardship, including the promotion and regulation of commodities and products, the regulation of the transportation of agricultural commodities, and the use of agricultural land, making penalties applicable, and including effective date provisionsRenumbered as SF 2420February 19, 2026

HF 843 · Relating to oil and gas production, including filing requirements, the authority of the department of natural resources, confidential information, and pooling ordersDied when the session endedFebruary 19, 2026

HF 2573 · Relating to grants for qualified mechanical insulation expendituresDied when the session endedFebruary 18, 2026

HF 2580 · Relating to the siting and operation of renewable electric power generating facilitiesDied when the session endedFebruary 18, 2026

HSB 737 · Relating to emergency planning and coordination for electric transmission line owners, and providing penaltiesRenumbered as HF 2583February 18, 2026

SSB 3156 · Relating to assaults on persons engaged in certain occupations and harassment against public utility employees or contractors, and making penalties applicableRenumbered as SF 2400February 18, 2026

HSB 692 · Relating to the siting and operation of renewable electric power generating facilitiesRenumbered as HF 2580February 18, 2026

HF 2032 · Establishing procedures for system enhancement of infrastructure, including for development of ratemaking principles permitted for recovery costs of certain investments in infrastructure by water and wastewater utilitiesRenumbered as HF 2581February 18, 2026

HSB 118 · Authorizing manufacturers of battery electric motor vehicles to be licensed as motor vehicle dealersDied when the session endedFebruary 17, 2026

SF 2353 · Relating to residential tenant responsibility for utility charges, providing civil penalties, and including applicability provisionsDied when the session endedFebruary 17, 2026

SSB 3178 · Relating to wind energy conversion facilities, including requirements for development, construction, and operationDied when the session endedFebruary 17, 2026

SSB 3097 · Relating to the national electrical codeRenumbered as SF 2374February 17, 2026

HF 2081 · Establishing standards for obstruction lights on wind energy conversion facilities and providing penaltiesDied when the session endedFebruary 17, 2026

HF 2549 · Requiring mechanical insulation energy audits of state buildingsDied when the session endedFebruary 16, 2026

HF 2550 · Relating to small nuclear reactors, including the establishment of the Iowa modular reactor committee within the economic development authority, financial incentives, and the potential establishment of related education programs and including effective date provisionsDied when the session endedFebruary 16, 2026

HF 2446 · Relating to wind energy conversion facilities, including requirements for development, construction, and operationDied when the session endedFebruary 16, 2026

HSB 592 · Relating to the definition of public improvement for purposes of public construction biddingRenumbered as HF 2558February 16, 2026

SF 2324 · Relating to customer classes for large energy use facilities, and including applicability provisionsDied when the session endedFebruary 12, 2026

SF 2308 · Relating to certain charges for utility serviceDied when the session endedFebruary 12, 2026

HF 2284 · Relating to wind turbine inspections, and providing penaltiesDied when the session endedFebruary 11, 2026

SSB 3103 · Relating to matters under the purview of the economic development authority, the utilities commission, and the department of education, including creation of the headquarters expansion and development for growth and employment program, and the business incentives for growth program training fund; repeal of the new jobs tax credit program; the major economic growth attraction program; load forecasting and analysis of electric transmission system expansion plans; creation of the electric transmission system expansion planning and analysis and load forecasting fund; the industrial new jobs training program; and including effective date provisionsRenumbered as SF 2301February 11, 2026

SSB 3068 · Establishing procedures for system enhancement of infrastructure, including for development of ratemaking principles permitted for recovery costs of certain investments in infrastructure by water and wastewater utilitiesRenumbered as SF 2304February 11, 2026

HSB 522 · Relating to electric utility resource planningDied when the session endedFebruary 11, 2026

SF 2249 · Relating to customer classes for large energy use facilities, and including applicability provisionsDied when the session endedFebruary 10, 2026

HF 2372 · Relating to mechanical insulation inspections for public buildingsDied when the session endedFebruary 10, 2026

HF 2313 · Relating to the discharge of toxic pollutants associated with coal ash into water sourcesDied when the session endedFebruary 6, 2026

SSB 3092 · Relating to solar energy by establishing a community solar facility programDied when the session endedFebruary 5, 2026

SSB 3063 · Relating to the installation of transmission lines on highway rights-of-wayRenumbered as SF 2214February 4, 2026

SF 2069 · Imposing a tax on the transportation of liquefied carbon dioxide through pipelines, and providing for penaltiesDied when the session endedFebruary 4, 2026

HF 2257 · Relating to the siting and operation of renewable electric power generating facilities, and including retroactive applicability provisionsDied when the session endedFebruary 3, 2026

HF 2261 · Relating to customer classes for large energy use facilities, and including applicability provisionsDied when the session endedFebruary 3, 2026

HSB 630 · Relating to customer-based energy, including power plants and energy storageDied when the session endedFebruary 3, 2026

HF 2234 · Requesting a legislative interim study committee on affordabilityDied when the session endedJanuary 30, 2026

HF 2237 · Relating to the discharge of toxic pollutants associated with coal ash into water sourcesDied when the session endedJanuary 30, 2026

HF 2238 · Providing for a study to determine the cost and feasibility of acquiring certain public utilities or their assetsDied when the session endedJanuary 30, 2026

HSB 526 · Relating to land restoration following the initial construction of electric transmission linesRenumbered as HF 2227January 30, 2026

HSB 513 · Relating to the administration of the utilities commission, including the creation of the position of executive director and modification of the duties and titles of the chairperson and executive staffRenumbered as HF 2229January 30, 2026

HF 736 · Relating to the installation of transmission lines on highway rights-of-wayRenumbered as HF 2228January 30, 2026

SF 2067 · Relating to easements for hazardous liquid pipelines, including negotiation requirements, eminent domain authorization, and contract execution, and including effective date, applicability, and retroactive applicability provisionsDied when the session endedJanuary 29, 2026

HF 2076 · Relating to billing methods for distributed generation customersDied when the session endedJanuary 28, 2026

HF 2181 · Relating to rate-regulated utilities, including telecommunications and electronic transmission servicesDied when the session endedJanuary 27, 2026

SSB 3054 · Relating to utility disconnections of gas and electricity services during severe weatherDied when the session endedJanuary 27, 2026

SSB 3060 · Relating to the acquisition of water, sanitary sewer, and storm water utilities, including required findings by the Iowa utilities commission, the timeline for issuing ratemaking principles, and the determination of applicable ratemaking principlesDied when the session endedJanuary 22, 2026

HSB 589 · Related to competitive information of city utilitiesDied when the session endedJanuary 22, 2026

HSB 519 · Relating to energy production including the modification of electric power generation, energy storage, and transmission facility ratemaking principlesDied when the session endedJanuary 22, 2026

SSB 3053 · Relating to the administration of the utilities commission, including the creation of the position of executive director and modification of the duties and titles of the chairperson and executive staffDied when the session endedJanuary 21, 2026

HF 2104 · Relating to the exercise of eminent domain for carbon oxide pipelines, and including applicability and effective date provisionsDied when the session endedJanuary 21, 2026

HF 2105 · Providing for a study of excess energy production by electric power generating facilitiesDied when the session endedJanuary 16, 2026

SF 2058 · Relating to pipeline project investor disclosures, making penalties applicable, and providing effective date and retroactive applicability provisionsDied when the session endedJanuary 15, 2026

SF 2056 · Relating to billing methods for distributed generation customersDied when the session endedJanuary 15, 2026

HSB 507 · Relating to the exercise of eminent domain for carbon oxide pipelines, and including applicability and effective date provisionsRenumbered as HF 2104January 15, 2026

HF 2045 · Requiring a study on infrastructure cost recovery by rate-regulated public utilitiesDied when the session endedJanuary 14, 2026

HF 2046 · Relating to requirements for portable solar generation devicesDied when the session endedJanuary 14, 2026

HSB 527 · Relating to a public utility’s ability to provide nonutility service and repair of residential heating, ventilation, and air conditioning systemsDied when the session endedJanuary 13, 2026

HSB 515 · Relating to utility disconnections of gas and electricity services during severe weatherDied when the session endedJanuary 13, 2026

HSB 521 · Authorizing the transfer of funds to assist the state load forecasting centerDied when the session endedJanuary 13, 2026

HF 639 · Relating to hazardous liquid pipelines, including common carrier requirements, proceedings under the Iowa utilities commission, including commission member attendance at hearings and informational meetings, including allowing certain persons to intervene in such proceedings, including sanctions on intervenors in contested cases, and permit, permit renewal, and operation limitations, and including effective date and applicability provisions. Vetoed 6-11-25Vetoed by GovernorJune 11, 2025

HSB 237 · Relating to fuel taxation by extending tax credits for E-85 and E-15 gasoline, and biodiesel, and extending sales tax refunds for biodiesel productionRenumbered as HF 1053May 13, 2025

HF 860 · Prohibiting state and local regulations on fuel-powered equipment based on the equipment’s fuel sourceSigned by GovernorApril 18, 2025

HF 987 · Providing for the processing of organic material into renewable fuel and digestate, providing fees, and providing penaltiesDied when the session endedApril 7, 2025

HSB 322 · Providing for the processing of organic material into renewable fuel and digestate, providing fees, and providing penaltiesRenumbered as HF 987April 7, 2025

HF 943 · Relating to the exercise of eminent domain for the construction of hazardous liquid pipelines and including effective date and applicability provisionsDied when the session endedMarch 26, 2025

HSB 317 · Relating to the siting and operation of renewable electric power generating facilitiesDied when the session endedMarch 20, 2025

SF 601 · Relating to timelines for online information availability concerning the discontinuance of city utilitiesDied when the session endedMarch 18, 2025

HF 939 · Concerning common carriers and including effective date and applicability provisionsDied when the session endedMarch 12, 2025

HF 944 · Relating to persons allowed to intervene in proceedings under the Iowa utilities commissionDied when the session endedMarch 12, 2025

HF 923 · Relating to sanctions on intervenors in contested cases before the Iowa utilities commissionDied when the session endedMarch 12, 2025

HSB 287 · Relating to the exercise of eminent domain for the construction of hazardous liquid pipelines and including effective date and applicability provisionsRenumbered as HF 943March 12, 2025

HF 610 · Relating to persons allowed to intervene in proceedings under the Iowa utilities commissionRenumbered as HF 944March 12, 2025

HSB 308 · Relating to the low-income home energy assistance program eligibility requirementsDied when the session endedMarch 11, 2025

SF 578 · Relating to record access by members of certain special districts and associations providing utility serviceDied when the session endedMarch 10, 2025

SF 585 · Relating to energy systems by modifying electric power generation, energy storage, and transmission facility ratemaking principles, creating tariffs for public utility innovation programs, implementing land restoration standards, including right of first refusal, modifying the energy infrastructure revolving loan program, and creating regulations for anaerobic digester systems, making appropriations, providing penalties, and including effective date and applicability provisionsDied when the session endedMarch 10, 2025

HSB 123 · Relating to energy systems by modifying electric power generation, energy storage, and transmission facility ratemaking principles, creating tariffs for public utility innovation programs, implementing land restoration standards, including right of first refusal, modifying the energy infrastructure revolving loan program, and creating regulations for anaerobic digester systems, making appropriations, providing penalties, and including effective date and applicability provisionsRenumbered as HF 834March 7, 2025

HF 834 · Relating to energy systems by modifying electric power generation, energy storage, and transmission facility ratemaking principles, creating tariffs for public utility innovation programs, implementing land restoration standards, including right of first refusal, modifying the energy infrastructure revolving loan program, and creating regulations for anaerobic digester systems, making appropriations, providing penalties, and including effective date and applicability provisionsDied when the session endedMarch 7, 2025

SSB 1112 · Relating to energy systems by modifying electric power generation, energy storage, and transmission facility ratemaking principles, creating tariffs for public utility innovation programs, implementing land restoration standards, including right of first refusal, modifying the energy infrastructure revolving loan program, and creating regulations for anaerobic digester systems, making appropriations, providing penalties, and including effective date and applicability provisionsRenumbered as SF 585March 6, 2025

HF 241 · Relating to utilities commission member attendance at hearings and informational meetingsRenumbered as HF 790March 5, 2025

HF 238 · Relating to pipelines transporting liquefied carbon dioxide, including permit renewal and operation limitationsRenumbered as HF 780March 5, 2025

SSB 1166 · Relating to applications for permits to construct electric transmission lines, pipelines and underground storage facilities, and hazardous liquid pipelines, making penalties applicable, providing fees, and including effective date and applicability provisionsDied when the session endedMarch 5, 2025

HF 780 · Relating to pipelines transporting liquefied carbon dioxide, including permit renewal and operation limitationsDied when the session endedMarch 5, 2025

HF 790 · Relating to utilities commission member attendance at hearings and informational meetingsDied when the session endedMarch 5, 2025

SF 373 · Relating to rate-regulated public utilities, including rate proceedings, automatic adjustments, ratemaking principles, and integrated resource plansDied when the session endedMarch 4, 2025

HF 240 · Relating to insurance requirements for the granting of a hazardous liquid pipeline permitRenumbered as HF 639February 28, 2025

HF 657 · Relating to common carriers and including effective date and applicability provisionsDied when the session endedFebruary 28, 2025

SF 267 · Relating to solar energy by establishing a shared solar net metering cooperative programDied when the session endedFebruary 20, 2025

HSB 134 · Relating to the maximum weight of vehicles powered primarily by natural gas or electric battery, and making penalties applicableRenumbered as HF 529February 20, 2025

HSB 81 · Relating to solar energy by establishing a community solar facility programRenumbered as HF 404February 13, 2025

HF 413 · Relating to damages incurred due to releases of carbon dioxide from liquefied carbon dioxide pipelines or carbon dioxide facilities and including effective date provisionsDied when the session endedFebruary 13, 2025

SF 299 · Establishing the Iowa carbon dioxide disaster relief fund, creating an excise tax, and making appropriationsDied when the session endedFebruary 13, 2025

HF 404 · Relating to solar energy by establishing a community solar facility programDied when the session endedFebruary 13, 2025

HF 370 · Establishing a solar installation tax credit available against the individual and corporate income taxes, the moneys and credits tax, and the franchise tax, and including effective date and retroactive applicability provisionsDied when the session endedFebruary 13, 2025

SSB 1113 · Relating to electric transmission lines approved by federally registered planning authority transmission plans including right of first refusal and land restoration requirements, and including effective date and applicability provisionsDied when the session endedFebruary 12, 2025

SF 249 · Relating to damages incurred due to releases of carbon dioxide from liquefied carbon dioxide pipelines or carbon dioxide facilities and including effective date provisionsDied when the session endedFebruary 10, 2025

SF 239 · Relating to insurance requirements for the granting of a hazardous liquid pipeline permitDied when the session endedFebruary 10, 2025

SF 225 · Relating to pipelines transporting liquefied carbon dioxide, including permit renewal and operation limitationsDied when the session endedFebruary 6, 2025

SF 224 · Relating to utilities commission member attendance at hearings and informational meetingsDied when the session endedFebruary 6, 2025

SF 136 · Relating to hazardous liquid pipelines, including the establishment of setbacks and safety regulations, specified utility construction project requirements, pipeline project investor disclosures, voluntary easement negotiation requirements, and provisions for land surveys in connection with hazardous liquid pipeline construction projects, and including effective date and applicability provisionsDied when the session endedJanuary 23, 2025

SF 92 · Relating to the exercise of eminent domain for the construction of hazardous liquid pipelines and including effective date and applicability provisionsDied when the session endedJanuary 22, 2025