Fusion Advanced Manufacturing Parity Act
- Bill Number
- H.R. 5441
- Origin Chamber
- House
- Congress
- 119th Congress, Session 1
- Policy Area
- Taxation
- Status
- Introduced
- Latest Action
- 2025-09-17: Referred to the House Committee on Ways and Means.
- Last Updated
- 2026-03-25T08:06:00Z
AI-Generated Summary
Fusion Advanced Manufacturing Parity Act (H.R. 5441)
Purpose
This bill aims to promote the domestic production of components for fusion energy systems—a type of advanced nuclear technology that generates energy by fusing atoms—by extending tax incentives to manufacturers. It seeks to encourage investment in fusion energy innovation, which could lead to cleaner energy sources, by treating fusion components similarly to other advanced manufacturing technologies.
Key Provisions
- Tax Credit Expansion: Adds fusion energy components to the advanced manufacturing production credit under Section 45X of the Internal Revenue Code (IRC). Eligible manufacturers can claim a credit equal to 25% of the sales price for producing and selling these components.
- Definition of Fusion Energy Components: Provides a detailed list of qualifying items intended for use in a "fusion energy machine" (a device that produces electricity or process heat through fusion, including related fuel and exhaust systems). Examples include:
- High-temperature superconducting magnets (coils that confine and stabilize plasma using special materials that conduct electricity without resistance at higher temperatures).
- Fusion chambers or plasma vacuum vessels (structures that contain and maintain the vacuum for fusion reactions while handling heat and supporting other parts).
- Blanket systems (components that remove heat, shield against neutrons, generate fuel like tritium, and transfer energy for power).
- High-energy lasers, fusion heating systems, high-voltage capacitors, plasma compression systems, cooling components, fusion targets (fuel capsules), and controls equipment.
- Materials like high-temperature superconductor tape/wire, composite materials for vessels, fused quartz/ceramics, and fuels such as deuterium, tritium, and helium-3.
- Phase-Out Schedule: The credit for fusion components begins phasing out after December 31, 2031:
- 75% of full credit in 2032.
- 50% in 2033.
- 25% in 2034.
- 0% after December 31, 2034.
- Additional Eligible Materials: Expands the list of critical minerals and materials qualifying for the credit to include items like boron (converted to specific forms), copper chromium zirconium alloys, deuterium, helium-3, tritium, and refined versions of tungsten and vanadium.
- Effective Date: Applies to components produced and sold after December 31, 2025.
- Conforming Changes: Updates related IRC sections (e.g., Section 30D for clean vehicle credits) to align with the new definitions.
Significant Changes to Existing Law
- Amends Section 45X of the IRC, originally established by the Inflation Reduction Act of 2022, which provides tax credits for manufacturing clean energy components like solar panels, wind turbines, and batteries. This bill integrates fusion energy components into that framework for the first time, redesignating subsections and adding new eligibility criteria.
- Introduces a specific phase-out mechanism tailored to fusion technology, unlike the more uniform phase-outs for other eligible production in Section 45X.
- Broadens the critical minerals list in Section 45X(c) by adding fusion-related substances and alloys, ensuring they qualify as "produced components" for the credit.
Potential Impacts
- On Government Agencies: The U.S. Department of the Treasury and Internal Revenue Service will need to administer the expanded credit, potentially increasing administrative workload for verifying eligibility of complex fusion components. It may reduce federal tax revenue in the short term due to credits claimed by manufacturers but support long-term goals like energy independence and reduced reliance on foreign technology.
- On Citizens: Could lower energy costs over time by accelerating fusion energy development, a potential source of abundant, low-carbon power. Taxpayers indirectly fund this through forgone revenue, but it may create jobs in manufacturing and research.
- On International Relations: Enhances U.S. competitiveness in global fusion research (e.g., competing with projects in Europe and China), potentially strengthening energy security and export opportunities for U.S.-made components, while reducing dependence on imported critical materials.
Main Stakeholders Affected
- Manufacturers and Businesses: Producers of fusion components (e.g., companies developing magnets, lasers, or vacuum systems) benefit from the 25% tax credit, incentivizing domestic production and investment.
- Energy Sector: Fusion energy developers and utilities gain from cheaper component access, speeding up commercialization of fusion power plants.
- Research Institutions: Universities and labs working on fusion (e.g., those funded by the Department of Energy) may see indirect support through industry growth.
- Taxpayers and Economy: Broader public affected via tax incentives that promote job creation in high-tech manufacturing but involve government revenue trade-offs.
Notable Legal, Constitutional, or Political Implications
- Legal: As a tax code amendment, it fits within Congress's broad authority to incentivize industries via the IRC. Definitions are precise to prevent abuse, but future IRS guidance may be needed to clarify "fusion energy machine" eligibility under the Atomic Energy Act of 1954. No direct conflicts with existing nuclear regulations.
- Constitutional: Aligns with the Spending Clause (Article I, Section 8), allowing Congress to use tax policy for public welfare goals like clean energy. No First Amendment or due process issues apparent.
- Political: Bipartisan sponsorship (from both parties) signals cross-aisle support for fusion as a clean energy priority, potentially bridging divides on climate and innovation policy. It advances U.S. leadership in emerging technologies amid global competition, but phase-out provisions balance incentives with fiscal responsibility to avoid indefinite subsidies.
This summary was generated by AI and may contain inaccuracies. Refer to the official source document for the authoritative text.
Sponsor
Rep. Miller, Carol D. [R-WV-1]
Cosponsors (10)
Rep. Tenney, Claudia [R-NY-24], Rep. DelBene, Suzan K. [D-WA-1], Rep. Beyer, Donald S. [D-VA-8], Rep. Vindman, Eugene Simon [D-VA-7], Rep. Davids, Sharice [D-KS-3], Rep. Kim, Young [R-CA-40], Rep. Newhouse, Dan [R-WA-4], Rep. Obernolte, Jay [R-CA-23], Rep. Wittman, Robert J. [R-VA-1], Rep. Morelle, Joseph D. [D-NY-25]
Recent Actions
- 2025-09-17: Referred to the House Committee on Ways and Means.
- 2025-09-17: Introduced in House
- 2025-09-17: Introduced in House
Bill Versions
- Fusion Advanced Manufacturing Parity Act — issued 2025-09-17 — PDF (15 pages)