US Federal 2025-2026 Regular Session

US Federal House Bill HB477

Introduced
 
Introduced
1/16/25  

Caption

MACH Act

Summary

HB477, the Making Advancements in Commercial Hypersonics Act or MACH Act, would authorize NASA to establish a Making Advancements in Commercial Hypersonics Program within its aeronautics research activities. The program is intended to create opportunities for testing high-speed aircraft and related technologies that advance hypersonic research and technology development. The bill directs NASA to develop a strategic plan within 60 days of enactment, aligned with an existing hypersonic research roadmap, and to coordinate internally across NASA mission directorates as well as externally with the Department of Defense and the Federal Aviation Administration. The bill also requires NASA to report to congressional committees on the program’s activities, including the strategic plan and annual progress updates describing the number and type of testing opportunities. It includes a research security restriction that bars NASA from developing, implementing, or executing agreements related to the program with entities of concern, foreign business entities, or foreign countries of concern. The bill defines those terms by reference to existing federal law and regulations, and it incorporates the existing definition of high-speed aircraft from federal aviation law.

Impact

If enacted, the bill would amend the scope of NASA’s hypersonics research authority under title 51 of the U.S. Code by allowing the agency to create a formal testing-focused program for commercial hypersonics. It would not directly fund the development of technologies supported by the testing, but it would support access to testing opportunities for aircraft and related systems. The measure would also impose planning, coordination, reporting, and foreign-entity restrictions on NASA’s administration of the program, affecting NASA, Congress, the Department of Defense, the FAA, and potential commercial or research participants in the hypersonics sector.

Sentiment

Based on the bill text and the absence of recorded votes or committee debate, the overall sentiment appears supportive and forward-looking, emphasizing research advancement, commercialization, and interagency coordination. The bill was introduced and referred to the House Committee on Science, Space, and Technology, suggesting it is in an early stage of consideration. No formal opposition, amendments, or recorded vote outcomes are provided in the available context.

Contention

The main potential point of contention is the bill’s research security framework, which excludes entities of concern, foreign business entities, and foreign countries of concern from program-related agreements. That restriction may be viewed as necessary for national security by supporters, but it could also limit collaboration options for researchers and industry participants. Another possible issue is the bill’s narrow structure: it authorizes testing opportunities but expressly prohibits the program from funding the development of the technologies being tested, which may draw questions about whether the program is sufficiently robust to accelerate commercialization.

Companion Bills

No companion bills found.

Previously Filed As

US SB933

NASA Transition Authorization Act of 2025

US HB7273

NASA Reauthorization Act of 2026

US HB8198

OUTPACE in Space Act Optimizing United States Technology to Preempt Adversarial Communist Expansion in Space Act

US SB1978

Defense Technology Hubs Act of 2025

US HB4107

GOLDEN DOME Act of 2025 Ground and Orbital Launched Defeat of Emergent Nuclear Destruction and Other Missile Engagements Act of 2025

US HB1608

Relating To The Issuance Of Special Purpose Revenue Bonds To Assist Fenix Space, Inc.

US HB7323

Defense Technology Hubs Act of 2026

US SB2142

GOLDEN DOME Act of 2025 Ground and Orbital Launched Defeat of Emergent Nuclear Destruction and Other Missile Engagements Act of 2025

US HB730

Mathematical and Statistical Modeling Education Act

US H0179

Florida Institute for Human and Machine Cognition, Inc.

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