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H.R. 477
U.S. House•In House Committee
Summary
H.R. 477, the MACH Act, was introduced in the House on Jan 16, 2025 by Rep. Vince Fong (R) with 12 co-sponsors. It was referred to Science, Space, And Technology, and last saw action on Jan 16, 2025: Referred to the House Committee on Science, Space, and Technology.
Record
Text
H.R. 477 has 12 co-sponsors.
hb477/introduced-in-house.txt118 HR 477 IH: Making Advancements in Commercial Hypersonics ActU.S. House of Representatives2025-01-16text/xmlENPursuant to Title 17 Section 105 of the United States Code, this file is not subject to copyright protection and is in the public domain.I 119th CONGRESS 1st Session H. R. 477 IN THE HOUSE OF REPRESENTATIVES January 16, 2025 Mr. Fong (for himself and Mr. Mullin ) introduced the following bill; which was referred to the Committee on Science, Space, and Technology A BILLTo advance scientific research and technology development of hypersonic vehicles, and for other purposes.1.Short titleThis Act may be cited as the Making Advancements in Commercial Hypersonics Act or the MACH Act .2.Making advancements in commercial hypersonics program(a)In generalIn conducting hypersonics research pursuant to section 40112(d) of title 51, United States Code, the Administrator of the National Aeronautics and Space Administration (in this section referred to as the Administrator ) may establish the Making Advancements in Commercial Hypersonics Program (in this section referred to as the Program ) to facilitate opportunities for testing of high-speed aircraft and other technologies that advance scientific research and technology development related to hypersonic aircraft.(b)LimitationThe Program may not fund the development of technologies that are supported by the testing described in subsection (a).(c)Strategic planNot later than 60 days after the date of the enactment of this Act, the Administrator, acting through the Aeronautics Research Mission Directorate, shall develop a strategic plan for activities under subsection (a) that aligns with the hypersonic research roadmap required under section 603 of the National Aeronautics and Space Administration Transition Authorization Act of 2017 ( Public Law 115–10 ; 51 U.S.C. 20302 note).(d)Coordination, consultation, and collaboration(1)CoordinationThe Administrator shall ensure coordination between the Aeronautics Research Mission Directorate and other Mission Directorates, as appropriate, to identify technologies eligible for testing opportunities under the Program.(2)Consultation; collaborationThe Administrator shall consult and seek to collaborate, as appropriate, with the Secretary of Defense and the Administrator of the Federal Aviation Administration on activities related to the Program, including development, testing, and evaluation of high-speed aircraft and related technologies.(e)ReportThe Administrator shall submit to the Committee on Science, Space, and Technology and the Committee on Armed Services of the House of Representatives and the Committee on Commerce, Science, and Transportation and the Committee on Armed Services of the Senate—(1)not later than 90 days after the date of the enactment of this Act, a report that—(A)describes activities of the Program; and(B)includes the strategic plan required under subsection (c); and(2)not later than one year after the date of the enactment of this Act and annually thereafter, a report describing progress in carrying out the Program, including regarding the number and type of testing opportunities carried out in the previous fiscal year and planned for the upcoming fiscal year.(f)Research securityNothing in this section authorizes the Administrator to develop, implement, or execute an agreement related to technologies under this section with any entity of concern, a foreign business entity, or a foreign country of concern.(g)DefinitionsIn this section—(1)Entity of concernThe term entity of concern has the meaning given such term in section 10114 of the Research and Development, Competition, and Innovation Act ( Public Law 117–167 ; 42 U.S.C. 18912 ).(2)Foreign business entityThe term foreign business entity means an entity that is majority-owned or majority-controlled (as such term is defined in section 800.208 of title 31, Code of Federal Regulations, or a successor regulation), or minority owned greater than 25 percent by—(A)any governmental organization of a foreign country of concern; or(B)any other entity that is—(i)known to be owned or controlled by any governmental organization of a foreign country of concern; or(ii)organized under, or otherwise subject to, the laws of a foreign country of concern.(3)Foreign country of concernThe term foreign country of concern has the meaning given such term in section 9901 of title XCIX of division H of the William M. (Mac) Thornberry National Defense Authorization Act for Fiscal Year 2021 ( 15 U.S.C. 4651 ).(4)High-speed aircraftThe term high-speed aircraft has the meaning given such term in section 1009 of the Federal Aviation Reauthorization Act of 2024 ( Public Law 118–63 ; 49 U.S.C. 44701 note).
Tracker
The tracker indicates the progress of this legislation as it moves through the legislative process.
- Introduced2025-01-16
- Passed House
- Passed Senate
- Conference
- To President
- Became Law
CRS Summary
The summaries are the Congressional Research Service’s, one per stage. Read them in full.
Introduced in House Jan 16, 2025
hb477/introduced-in-house.mdShown Here:
Introduced in House (01/16/2025)
Sponsors
Rep. Vince Fong (R) sponsors H.R. 477, and 12 members have co-sponsored it, 1 of them from the day it was introduced.

Rep. · R–CA-20 · Sponsor
Introduced Jan 16, 2025

Rep. · D–CA-15 · Co-sponsor
Joined Jan 16, 2025 · Original

Rep. · D–CA-27 · Co-sponsor
Joined Jan 21, 2025

Rep. · D–VA-7 · Co-sponsor
Joined Aug 15, 2025

Rep. · R–FL-8 · Co-sponsor
Joined Oct 17, 2025

Rep. · D–DE-0 · Co-sponsor
Joined Oct 17, 2025

Rep. · R–GA-7 · Co-sponsor
Joined Oct 17, 2025

Rep. · R–CA-23 · Co-sponsor
Joined Oct 21, 2025

Rep. · R–NC-10 · Co-sponsor
Joined Oct 24, 2025

Rep. · D–NY-4 · Co-sponsor
Joined Oct 31, 2025
Committees
H.R. 477 went before 1 committee: Science, Space, and Technology.
Actions
H.R. 477 has taken 2 actions since Jan 16, 2025.
| Chamber | Action | |||
|---|---|---|---|---|
Jan 16, 2025 | House | Introduced in House | ||
Jan 16, 2025 | House | Referred to the House Committee on Science, Space, and Technology.Science, Space, and Technology Committee |
Votes
H.R. 477 has not gone to a roll call.
Titles
H.R. 477 goes by 4 titles, 2 of them short titles.
- MACH Act — Display Title
- MACH Act — Short Title(s) as Introduced
- Making Advancements in Commercial Hypersonics Act — Short Title(s) as Introduced
- To advance scientific research and technology development of hypersonic vehicles, and for other purposes. — Official Title as Introduced
Lobbying
1 client hired 1 firm and 1 registered lobbyist who named H.R. 477 in 5 quarterly filings, 2025. Reported under the Lobbying Disclosure Act; a filing’s income covers everything its registrant worked that quarter, so the amounts below are the filings’, not this bill’s.
Filed under Aerospace, Aviation/Airlines/Airports, Defense, Government Issues, Science/Technology, Transportation.
Clients
Who paid to be heard, by how many filings named the bill.
| Client | Business | State | Firms | Filings | Reported |
|---|---|---|---|---|---|
| HERMEUS CORP. | Aerospace company | Georgia | 1 | 5 | — |
Firms
Registrants who filed on the bill, by filings.
| Registrant | Clients | Filings | Reported |
|---|---|---|---|
| HERMEUS CORP. | 1 | 5 | — |
Lobbyists
Named on the filings that cite the bill.
| Lobbyist | Firms | Clients | Filings |
|---|---|---|---|
| LAWRENCE MEEHAN | 1 | 1 | 5 |
Filings
The documents themselves, on the Senate’s Lobbying Disclosure site, largest reported first.
| Client | Registrant | Period | Reported | Document |
|---|---|---|---|---|
| HERMEUS CORP. | HERMEUS CORP. | 2025 fourth_quarter | $145K | 4th Quarter - Report |
| HERMEUS CORP. | HERMEUS CORP. | 2025 third_quarter | $145K | 3rd Quarter - Report |
| HERMEUS CORP. | HERMEUS CORP. | 2025 second_quarter | $108K | 2nd Quarter - Report |
| HERMEUS CORP. | HERMEUS CORP. | 2025 first_quarter | $80K | 1st Quarter - Amendme… |
| HERMEUS CORP. | HERMEUS CORP. | 2025 first_quarter | $6K | 1st Quarter - Report |
Classification
The Congressional Research Service files H.R. 477 under Science, Technology, Communications, one of its 31 policy areas.
CRS Subjects
CRS assigns every bill one policy area from its 31; H.R. 477’s is Science, Technology, Communications.
hr477/policy-areas.txtSource: congress.gov · legiscan.com