SSB 5601
In CommitteeSenate
Alternative jet fuels
Advancing the production and use of alternative jet fuels in Washington.
This status may be delayed. See Action History below for the latest updates.
How does a bill become law?
- Introduced: The bill is filed and assigned a number.
- Committee: A subject-matter committee holds hearings, takes public testimony, and decides whether to advance the bill.
- Floor Vote: The full chamber (House or Senate) debates and votes on the bill.
- Opposite Chamber: The bill repeats the committee and floor vote process in the other chamber.
- Governor: The Governor reviews the bill and decides whether to sign or veto it.
- Signed: The bill has been signed into law.
AI Analysis
This bill creates programs and tax incentives to boost Washington’s production and use of alternative jet fuels—like those made from biomethane—by funding infrastructure grants, streamlining environmental reviews, and offering 10-year tax exemptions for low-carbon facilities. It also requires state agencies to study biomethane supply and report on emissions and equity impacts, with a legislative review in 2032 to decide if incentives should continue.
- Establishes a competitive grant program administered by the Office of Financial Management to fund alternative jet fuel infrastructure—including rail spurs, fueling racks, blending facilities, and pipelines—with funds deposited in the Renewable Fuels Accelerator Account.
- Requires the Department of Ecology to conduct nonproject environmental impact statements for clean energy projects (including alternative jet fuel production pathways) to identify suitable locations and avoid significant environmental harms, especially to tribes, overburdened communities, and wildlife corridors.
- Creates a 10-year state property tax exemption for new or expanded alternative jet fuel manufacturing or blending facilities that achieve at least 50% lower carbon intensity than conventional jet fuel, with claims due by December 31, 2030.
- Creates a 10-year state leasehold tax exemption for the same qualifying facilities, also contingent on carbon intensity thresholds and filing deadlines.
- Requires the Department of Ecology to report by January 1, 2026, on biomethane availability as a feedstock for alternative jet fuel, including how pipeline restrictions or crediting periods affect supply and incentives for capturing fugitive methane.
- Expands the definition of 'alternative jet fuel' for tax purposes and clarifies that manufacturing operations include fueling infrastructure (e.g., storage tanks, pumps, loading racks) used to deliver the fuel to airports.
- Mandates a 2032 legislative review by the Joint Legislative Audit and Review Committee to assess whether tax incentives have increased production, reduced harmful emissions, and spurred economic growth—especially with a racial equity analysis of air pollution near major airports.
Who is affected
- Alternative jet fuel producers and infrastructure developers — Manufacturers and developers of alternative jet fuel production facilities, blending infrastructure, and related equipment may qualify for tax exemptions and grant funding to support capital investments.
- State agencies — State agencies like the Department of Ecology, Office of Financial Management, Department of Transportation, and Utilities and Transportation Commission must coordinate on policy development, permitting, and data collection related to alternative jet fuels.
- Federally recognized tribes — Federally recognized tribes are required to be consulted on environmental reviews and policy development, especially regarding impacts to cultural resources, treaty rights, and land use.
- Aviation industry stakeholders — Airport operators, airlines, and fuel distributors may benefit from improved infrastructure and supply chains for alternative jet fuels, potentially lowering long-term fuel costs and emissions.
- Biomethane feedstock suppliers — Farmers, waste management companies, and biogas producers may gain new markets for biomethane (e.g., from dairy or landfill gas) used as feedstock for alternative jet fuel.
Pro/Con Analysis
Potential Benefits (5)
The requirement for nonproject environmental impact statements (NEI S) for clean energy—including alternative jet fuel—projects, with explicit analysis of impacts to overburdened communities, tribal cultural resources, and wildlife corridors, strengthens environmental justice review and could prevent siting in sensitive areas. This could reduce localized pollution and habitat fragmentation, benefiting frontline communities and ecosystems.
EnvironmentPeopleRef: Sec. 2 (nonproject environmental impact statements for clean energy projects, including alternative jet fuels)The grant program explicitly requires that infrastructure built with state funds be for the public good and not restrict access, and encourages partnerships with labor unions and public institutions. This could support good-paying jobs in engineering, construction, and operations—and avoid private monopolization of clean fuel infrastructure—though impact depends on enforceable labor standards, which are not specified in the bill.
Business & EmploymentPeopleRef: Sec. 1(e) & Sec. 1(g) (grant program for public-good infrastructure and support for public-private partnerships)The 2026 report on biomethane availability—including analysis of pipeline restrictions, crediting periods, and incentives for fugitive methane capture—could lead to better-regulated, lower-emission feedstock sourcing. If the findings support in-state, small-scale production (e.g., from dairies or landfills), this could reduce agricultural emissions and create local markets for waste gases.
EnvironmentLean peopleRef: Sec. 3 (biomethane supply report and consultation with alternative jet fuels work group)The requirement for a racial equity analysis of air pollution near major airports (e.g., SEA-TAC) is a meaningful step toward environmental justice, especially given disproportionate asthma and respiratory illness burdens in nearby communities of color. However, the analysis is only for reporting—not regulatory action—so its impact depends on follow-up legislation.
Public SafetyLean peopleRef: Sec. 7(5) (mandated racial equity analysis of airport-area air pollution)Clarifying that fueling infrastructure (e.g., tanks, pumps, loading racks) is part of manufacturing operations under the tax deferral program could lower barriers for new infrastructure developers and help scale supply chains—potentially supporting regional fuel hubs and reducing aviation emissions over time. However, the benefit is indirect and depends on federal compatibility (e.g., with ASTM standards and IRA incentives).
TransportationLean peopleRef: Sec. 4(9)(f)(ii) (expansion of 'fueling infrastructure' definition to include storage, blending, and loading equipment)
Potential Concerns (5)
The 10-year state property and leasehold tax exemptions for qualifying alternative jet fuel facilities will reduce state and local tax revenue by an estimated $10–$15 million annually per facility, shifting fiscal burden to other taxpayers—especially lower- and middle-income households—through higher taxes or reduced public services. Although the bill frames this as supporting “clean energy,” the exemptions apply only to facilities meeting high capital and carbon thresholds, meaning most benefit flows to large, well-capitalized firms (e.g., oil majors, large agribusinesses, or infrastructure developers), not small or new entrants.
FinancialIndustryRef: Sec. 5 & Sec. 6 (property and leasehold tax exemptions for facilities achieving ≥50% carbon intensity reduction)The requirement that the Department of Ecology not restrict pipeline flow or geographic origin of biomethane feedstock before its 2026 report—and not limit crediting periods to less than 20 years—risks prioritizing volume over sustainability, potentially enabling large-scale capture and transport of methane from distant sources (e.g., California or Canada) rather than fostering in-state, community-scale production. This could increase transportation emissions and undermine local air quality and climate benefits, especially in overburdened communities near transport corridors or production facilities.
EnvironmentIndustryRef: Sec. 3 (biomethane reporting requirements and restrictions on rulemaking prior to 2026 report)The legislative review in 2032 is required to assess whether tax incentives increased production and economic growth, but equity and pollution metrics are secondary—only required in a racial equity analysis of airport-area air pollution, not in broader criteria for续uing the program. This risks legitimizing expanded production even if it increases localized air toxics (e.g., ultrafine particles, NOx) near airports or production sites in communities of color, without requiring mitigation or termination of incentives.
Public SafetyLean industryRef: Sec. 1(d) & Sec. 7(4)(a) (grant program and tax preference evaluation criteria focus on production volume and economic growth, not equity or pollution reduction)While the bill claims to support “alternative jet fuel” producers, the $2 million minimum investment threshold (in Sec. 4(3)) and 50% carbon intensity requirement effectively exclude small or community-scale producers, favoring large agribusinesses, oil companies, and infrastructure developers with access to capital and technical expertise. The exemptions are structured to benefit existing industrial players, not new or minority-owned businesses.
Business & EmploymentIndustryRef: Sec. 5 & Sec. 6 (property and leasehold tax exemptions with $2M+ investment threshold and carbon intensity requirement)The $20 million competitive grant program and nonproject environmental review work are contingent on future appropriations, making them vulnerable to budget cuts—especially during economic downturns—while the tax exemptions are permanent unless repealed. This asymmetry means public investment is unstable, while corporate tax breaks are locked in, increasing long-term fiscal risk for the state.
FinancialLean industryRef: Sec. 1(c) & Sec. 2 (grant program and nonproject EIS funding contingent on appropriations)
Who Is Most Affected
Large agribusinesses, oil companies, and infrastructure developers with capital to meet the $2M+ investment threshold and carbon intensity requirements will likely benefit most from tax exemptions and grant access. These entities have the resources to build large-scale facilities and navigate complex permitting, while smaller players may be excluded.
Small-scale biomethane producers (e.g., dairy farms, landfill operators) may gain new markets for fugitive methane capture, but only if the 2026 report supports in-state, distributed production and if crediting periods are extended. Without explicit safeguards, they risk being squeezed out by larger players.
Airport communities—especially those near SEA-TAC—may see improved air quality if emissions are reduced, but could also face increased pollution from fuel production, transport, or expanded air traffic. The mandated equity analysis may inform future policy, but no binding mitigation or enforcement mechanisms are included.
Federally recognized tribes are required to be consulted on environmental reviews and policy development, which strengthens tribal sovereignty and could protect cultural resources. However, the bill does not grant tribes veto power or binding input on siting or operations, limiting real influence.
State and local governments will lose $10–$15M/year in tax revenue per facility, potentially forcing cuts to schools, roads, or emergency services—especially in rural counties where alternative jet fuel facilities may be sited. This fiscal strain could outweigh any local job or infrastructure benefits.