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S. 1779
U.S. Senate•In Senate Committee
Summary
S. 1779, the LOCOMOTIVES Act, was introduced in the Senate on May 15, 2025 by Sen. Joni Ernst (R) with 19 co-sponsors. It was referred to Environment And Public Works, and last saw action on May 15, 2025: Read twice and referred to the Committee on Environment and Public Works.
Record
Text
S. 1779 has 19 co-sponsors.
sb1779/introduced-in-senate.txt119 S1779 IS: Lifting Overburdensome Commerce Obstructions and Motives ActU.S. Senate2025-05-15text/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.II119th CONGRESS1st SessionS. 1779IN THE SENATE OF THE UNITED STATESMay 15, 2025Ms. Ernst (for herself, Mr. Daines , Mr.Cramer , Ms. Lummis , Mr. Barrasso , Mr.Ricketts , Mrs. Fischer ,Mr. Risch , Mr.Scott of Florida , Mr. Sheehy ,Mr. Cornyn , Mr.Crapo , and Mr. Scott of SouthCarolina ) introduced the following bill; which was read twice andreferred to the Committee on Environment andPublic WorksA BILLTo amend the Clean Air Act to prohibit State standards relating to thecontrol of emissions from existing locomotives and engines used in locomotives, and forother purposes.1.Short titleThis Act may be cited as the Lifting Overburdensome Commerce Obstructions and Motives Act or the LOCOMOTIVES Act .2.Prohibition on State standards relating to the control of emissions fromexisting locomotives and engines used in locomotivesSection 209(e)(1) of the Clean Air Act ( 42 U.S.C. 7543(e)(1) ) is amended—(1)by striking either of the following new nonroad engines or nonroad vehicles subject to regulation under this Act— and inserting any of the following nonroad engines or nonroad vehicles: ;(2)in subparagraph (A), by striking which are used in construction equipment or vehicles or used in farm equipment or vehicles and which are smaller than 175 horsepower. and inserting, which are—(i)used in construction equipment or vehicles or used in farm equipment or vehicles;(ii)smaller than 175 horsepower; and(iii)subject to regulation under this Act.;(3)in subparagraph (B), by inserting , which are subject to regulation under this Act after in locomotives ; and(4)by adding at the end the following:(C)Locomotives or engines used in locomotives—(i)other than the locomotives and engines described in subparagraph (B); and(ii)which are engaged in commerce, which shall encompass all locomotives engaged in providing common carrier railroad transportation for compensation pursuant to section 10102 of title 49, United States Code..
Tracker
The tracker indicates the progress of this legislation as it moves through the legislative process.
- Introduced2025-05-15
- Passed Senate
- Passed House
- Conference
- To President
- Became Law
A bill to amend the Clean Air Act to prohibit State standards relating to the control of emissions from existing locomotives and engines used in locomotives, and for other purposes.
Sponsors
Sen. Joni Ernst (R) sponsors S. 1779, and 19 members have co-sponsored it, 12 of them from the day it was introduced.

Sen. · R–IA · Sponsor
Introduced May 15, 2025

Sen. · R–WY · Co-sponsor
Joined May 15, 2025 · Original

Sen. · R–TX · Co-sponsor
Joined May 15, 2025 · Original

Sen. · R–ND · Co-sponsor
Joined May 15, 2025 · Original

Sen. · R–ID · Co-sponsor
Joined May 15, 2025 · Original

Sen. · R–MT · Co-sponsor
Joined May 15, 2025 · Original

Sen. · R–NE · Co-sponsor
Joined May 15, 2025 · Original

Sen. · R–WY · Co-sponsor
Joined May 15, 2025 · Original

Sen. · R–NE · Co-sponsor
Joined May 15, 2025 · Original

Sen. · R–ID · Co-sponsor
Joined May 15, 2025 · Original
Committees
S. 1779 went before 1 committee: Environment and Public Works.
Actions
S. 1779 has taken 2 actions since May 15, 2025.
| Chamber | Action | |||
|---|---|---|---|---|
May 15, 2025 | Senate | Read twice and referred to the Committee on Environment and Public Works.Environment and Public Works Committee | ||
May 15, 2025 | — | Introduced in Senate |
Votes
S. 1779 has not gone to a roll call.
Related bills
1 bill is related to S. 1779, as Identical bill.
Titles
S. 1779 goes by 4 titles, 2 of them short titles.
- LOCOMOTIVES Act — Display Title
- LOCOMOTIVES Act — Short Title(s) as Introduced
- Lifting Overburdensome Commerce Obstructions and Motives Act — Short Title(s) as Introduced
- A bill to amend the Clean Air Act to prohibit State standards relating to the control of emissions from existing locomotives and engines used in locomotives, and for other purposes. — Official Title as Introduced
Lobbying
3 clients hired 4 firms and 18 registered lobbyists who named S. 1779 in 16 quarterly filings, 2025 to 2026. 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 Transportation, Budget/Appropriations, Homeland Security, Railroads, Taxation/Internal Revenue Code, Environment/Superfund, Labor Issues/Antitrust/Workplace, Defense.
Clients
Who paid to be heard, by how many filings named the bill.
| Client | Business | State | Firms | Filings | Reported |
|---|---|---|---|---|---|
| BNSF RAILWAY COMPANY | Rail transportation company | Texas | 2 | 10 | $160K |
| UNION PACIFIC CORPORATION | — | District of Columbia | 1 | 5 | — |
| ASSOCIATION OF AMERICAN RAILROADS | — | District of Columbia | 1 | 1 | — |
Firms
Registrants who filed on the bill, by filings.
| Registrant | Clients | Filings | Reported |
|---|---|---|---|
| BNSF RAILWAY COMPANY | 1 | 5 | — |
| NAVIGATORS GLOBAL LLC (FORMERLY DC NAVIGATORS, LLC) | 1 | 5 | $160K |
| UNION PACIFIC CORPORATION | 1 | 5 | — |
| ASSOCIATION OF AMERICAN RAILROADS | 1 | 1 | — |
Lobbyists
Named on the filings that cite the bill.
| Lobbyist | Firms | Clients | Filings |
|---|---|---|---|
| ANDREW BRADY | 1 | 1 | 5 |
| ANDY KEISER | 1 | 1 | 5 |
| CESAR CONDA | 1 | 1 | 5 |
| CHRISTOPHER COX | 1 | 1 | 5 |
| DANIEL VEONI | 1 | 1 | 5 |
| GAEL SULLIVAN | 1 | 1 | 5 |
| JAMES CAREY | 1 | 1 | 5 |
| JAMES CARTER | 1 | 1 | 5 |
| JUSTIN WORMMEESTER | 1 | 1 | 5 |
| MICHAEL SMYTHERS | 1 | 1 | 5 |
| RYAN BERGER | 1 | 1 | 5 |
| SARAH (BEATTY) ROGERS | 1 | 1 | 5 |
| ADRIAN ARNAKIS | 1 | 1 | 1 |
| DEVON LIDZ | 1 | 1 | 1 |
| JERMAINE TURNER | 1 | 1 | 1 |
| JOHN EDWARDS | 1 | 1 | 1 |
| JOHN GLASER | 1 | 1 | 1 |
| MELISSA CONNOLLY | 1 | 1 | 1 |
Filings
The documents themselves, on the Senate’s Lobbying Disclosure site, largest reported first.
| Client | Registrant | Period | Reported | Document |
|---|---|---|---|---|
| UNION PACIFIC CORPORATION | UNION PACIFIC CORPORATION | 2026 first_quarter | $1.5M | 1st Quarter - Report |
| ASSOCIATION OF AMERICAN RAILROADS | ASSOCIATION OF AMERICAN RAILROADS | 2025 second_quarter | $1.5M | 2nd Quarter - Report |
| BNSF RAILWAY COMPANY | BNSF RAILWAY COMPANY | 2026 second_quarter | $960K | 2nd Quarter - Report |
| BNSF RAILWAY COMPANY | BNSF RAILWAY COMPANY | 2026 first_quarter | $940K | 1st Quarter - Report |
| UNION PACIFIC CORPORATION | UNION PACIFIC CORPORATION | 2026 second_quarter | $930K | 2nd Quarter - Report |
| UNION PACIFIC CORPORATION | UNION PACIFIC CORPORATION | 2025 third_quarter | $900K | 3rd Quarter - Report |
| UNION PACIFIC CORPORATION | UNION PACIFIC CORPORATION | 2025 fourth_quarter | $840K | 4th Quarter - Report |
| BNSF RAILWAY COMPANY | BNSF RAILWAY COMPANY | 2025 second_quarter | $780K | 2nd Quarter - Report |
| BNSF RAILWAY COMPANY | BNSF RAILWAY COMPANY | 2025 fourth_quarter | $770K | 4th Quarter - Report |
| BNSF RAILWAY COMPANY | BNSF RAILWAY COMPANY | 2025 third_quarter | $760K | 3rd Quarter - Report |
| UNION PACIFIC CORPORATION | UNION PACIFIC CORPORATION | 2025 second_quarter | $700K | 2nd Quarter - Report |
| BNSF RAILWAY COMPANY | NAVIGATORS GLOBAL LLC (FORMERLY DC NAVIGATORS, LLC) | 2026 second_quarter | $40K | 2nd Quarter - Report |
| BNSF RAILWAY COMPANY | NAVIGATORS GLOBAL LLC (FORMERLY DC NAVIGATORS, LLC) | 2026 first_quarter | $40K | 1st Quarter - Report |
| BNSF RAILWAY COMPANY | NAVIGATORS GLOBAL LLC (FORMERLY DC NAVIGATORS, LLC) | 2025 fourth_quarter | $40K | 4th Quarter - Report |
| BNSF RAILWAY COMPANY | NAVIGATORS GLOBAL LLC (FORMERLY DC NAVIGATORS, LLC) | 2025 third_quarter | $20K | 3rd Quarter - Report |
| BNSF RAILWAY COMPANY | NAVIGATORS GLOBAL LLC (FORMERLY DC NAVIGATORS, LLC) | 2025 second_quarter | $20K | 2nd Quarter - Report |
Classification
The Congressional Research Service files S. 1779 under Environmental Protection, one of its 31 policy areas, and gives it 3 legislative subjects.
CRS Subjects
CRS assigns every bill one policy area from its 31; S. 1779’s is Environmental Protection.
s1779/policy-areas.txtLegislative Subjects
S. 1779 carries 3 of CRS’s legislative subjects, from Air quality to State and local government operations.
s1779/subjects.txtSource: congress.gov · legiscan.com
