S. 173 (119th)Bill Overview

Fueling Alternative Transportation with a Carbon Aviation Tax Act of 2025

Taxation|Air qualityAviation and airports
Cosponsors
Support
Democratic
Introduced
Jan 21, 2025
Discussions
Bill Text
Current stageCommittee

Read twice and referred to the Committee on Finance.

Introduced
Committee
Floor
President
Law
Congressional Activities
01 · The brief
Plain-English summaryWhat this bill actually does

The bill raises federal excise taxes on fuel used in non-commercial aviation (principally private jets), increasing the per‑gallon tax and indexing part of it for inflation, effective January 1, 2026. Revenues attributable to the increased tax are deposited into a new "Funding to Support Clean Communities Trust Fund" to finance air quality monitoring, public transit and passenger rail projects near airports, and transportation improvements prioritized for disadvantaged communities.

Why people may split

Liberals emphasize climate, equity and targeted revenue uses

Watch point

Relative to its intended legislative type, this bill is a substantive tax-and-spend statute that is reasonably well-specified on rates, statutory amendments, and the earmarking of revenues to a newly created trust fund and enumerated eligible uses.

The bill raises federal excise taxes on fuel used in non-commercial aviation (principally private jets), increasing the per‑gallon tax and indexing part of it for inflation, effective January 1, 2026.

Revenues attributable to the increased tax are deposited into a new "Funding to Support Clean Communities Trust Fund" to finance air quality monitoring, public transit and passenger rail projects near airports, and transportation improvements prioritized for disadvantaged communities.

The bill also tightens an existing exemption for certain forestry aviation uses and provides a limited, temporary refund process for emergency or research uses through January 1, 2028.

Passage25/100

Content aligns with environmental priorities but is a targeted tax increase benefiting a narrow constituency; likely to fail alone unless folded into a larger negotiated package.

CredibilityPartially aligned

Relative to its intended legislative type, this bill is a substantive tax-and-spend statute that is reasonably well-specified on rates, statutory amendments, and the earmarking of revenues to a newly created trust fund and enumerated eligible uses. It includes important elements such as effective dates, a refund exception for certain emergency or research uses, and a disadvantaged-community set-aside.

Contention75/100

Liberals emphasize climate, equity and targeted revenue uses

02 · What it does

Who stands to gain, and who may push back.

Likely benefits vs burdens50% / 50%
Likely helpedLikely burdened

These are examples from the analysis, not a ranked list of the most-affected groups.

Likely helped
  • Potential benefitGenerates a dedicated revenue stream for air quality monitoring and transit near airports.
  • Potential benefitTargets at least half of funds to disadvantaged communities disproportionately harmed by air pollution.
  • Potential benefitRaises the price of private jet fuel, internalizing some environmental externality costs.
Likely burdened
  • Potential burdenIncreases operating costs for private jet owners, charter operators, and related service businesses.
  • Potential burdenMay reduce private aviation demand, potentially affecting jobs in business aviation and airport services.
  • Potential burdenDiverts tax revenue attributable to the increase away from the Airport and Airway Trust Fund.
03 · Why people split

Why the argument around this bill splits.

Liberals emphasize climate, equity and targeted revenue uses
Progressive90%

Likely broadly supportive: views the tax as a progressive, targeted measure that discourages wealthy private‑jet emissions and directs revenue to environmental justice and transit in disadvantaged communities.

Would want strict implementation and robust prioritization for frontline communities.

Leans supportive
Centrist65%

Cautious support: appreciates targeting of luxury emissions and funding for monitoring and transit, but wants clearer cost estimates, oversight, and protections for legitimate noncommercial operations.

Seeks evidence the funds will be effective and efficiently administered.

Split reaction
Conservative15%

Likely opposed: sees the bill as an unnecessary tax increase and federal redirection of aviation revenues toward social/environmental programs.

Concerned about burdens on private aviation, business travel, and expanded federal spending and regulation.

Likely resistant
04 · Can it pass?

The path through Congress.

Introduced

Reached or meaningfully advanced

Committee

Reached or meaningfully advanced

Floor

Still ahead

President

Still ahead

Law

Still ahead

Passage likelihood25/100

Content aligns with environmental priorities but is a targeted tax increase benefiting a narrow constituency; likely to fail alone unless folded into a larger negotiated package.

Scope and complexity
52%
Scopemoderate
52%
Complexitymedium
Why this could stall
  • No official revenue or distribution estimates included
  • Strength and coordination of aviation industry opposition
05 · Recent votes

Recent votes on the bill.

No vote history yet

The bill has not accumulated any surfaced votes yet.

06 · Go deeper

Go deeper than the headline read.

Included on this page

Liberals emphasize climate, equity and targeted revenue uses

Content aligns with environmental priorities but is a targeted tax increase benefiting a narrow constituency; likely to fail alone unless f…

Unlocked analysis

Relative to its intended legislative type, this bill is a substantive tax-and-spend statute that is reasonably well-specified on rates, statutory amendments, and the earmarking of revenues to a newly created trust fund…

Go beyond the headline summary with full stakeholder mapping, legislative design analysis, passage barriers, and lens-by-lens tradeoff breakdowns.

Perspective breakdownsPassage barriersLegislative design reviewStakeholder impact map
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