LOCOMOTIVES Act
- Bill Number
- S. 1779
- Origin Chamber
- Senate
- Congress
- 119th Congress, Session 1
- Policy Area
- Environmental Protection
- Status
- Introduced
- Latest Action
- 2025-05-15: Read twice and referred to the Committee on Environment and Public Works.
- Last Updated
- 2026-04-29T11:03:32Z
AI-Generated Summary
Purpose
The LOCOMOTIVES Act (S. 1779) aims to prevent states from creating their own emission control standards for existing locomotives and engines used in locomotives that operate in interstate commerce. This ensures uniform federal oversight under the Clean Air Act, reducing potential conflicts with national transportation regulations.
Key Provisions
- Amendment to Clean Air Act Section 209(e)(1): Updates the law to explicitly prohibit states from enforcing or adopting any standards or requirements related to emissions from specific nonroad engines or vehicles.
- Includes small engines (under 175 horsepower) used in construction, farm, or similar equipment.
- Covers engines used in locomotives that are already subject to federal regulation.
- New Addition: Prohibits state standards for locomotives or engines used in locomotives not already covered, specifically those engaged in "commerce." This is defined as providing common carrier railroad transportation for compensation, as outlined in federal transportation law (49 U.S.C. § 10102).
- The bill focuses on existing locomotives, distinguishing them from new ones potentially already regulated federally.
Significant Changes to Existing Law
- Broadens Federal Preemption: Previously, the Clean Air Act limited state authority over new nonroad engines and vehicles (like locomotives) but allowed more flexibility for certain categories. This amendment expands the prohibition to explicitly include existing locomotives in interstate commerce, closing potential loopholes for state-level rules.
- Clarifies Scope: Refines language to ensure all federally regulated locomotives fall under exclusive federal control, preventing states from imposing additional emission controls that could vary by location.
- No changes to federal emission standards themselves; it only blocks state overrides.
Potential Impacts
- On Government Agencies: The Environmental Protection Agency (EPA) gains clearer authority over locomotive emissions, potentially simplifying enforcement. The Department of Transportation may see reduced interstate disputes over varying state rules.
- On Citizens: Could lead to consistent air quality protections across states but might delay stricter local emission reductions from locomotives, affecting communities near rail lines with potential health or environmental concerns from pollution.
- On International Relations: Minimal direct impact, though it supports smoother cross-border rail operations if U.S. locomotives travel internationally (e.g., to Canada or Mexico), by avoiding state-specific barriers.
- Overall, promotes efficiency in the national rail network by standardizing regulations, but may limit state innovation in pollution control.
Main Stakeholders Affected
- Railroad Industry: Primary beneficiaries, including companies like Union Pacific or BNSF, as it reduces compliance costs from differing state rules and eases operations in interstate commerce.
- States and Local Governments: Lose flexibility to set tougher emission standards, potentially frustrating environmental regulators in states with high rail traffic (e.g., California or Texas).
- Environmental and Public Health Groups: May oppose it, as it could hinder efforts to reduce locomotive-related air pollution, which contributes to smog and respiratory issues.
- Federal Agencies: EPA and Surface Transportation Board benefit from centralized authority, streamlining oversight.
- Shippers and Consumers: Indirectly affected through potentially lower freight costs due to reduced regulatory burdens on railroads.
Notable Legal, Constitutional, or Political Implications
- Federal Preemption and Commerce Clause: Strengthens federal supremacy under the U.S. Constitution's Commerce Clause (Article I, Section 8), which gives Congress power over interstate trade. By blocking state standards, it prevents a "patchwork" of rules that could burden national commerce, similar to precedents in cases like Southern Pacific Co. v. Arizona (1945).
- Environmental Law Balance: Reinforces the Clean Air Act's structure, where states can petition for waivers but not independently regulate certain mobile sources like locomotives. This could spark legal challenges from states seeking stricter controls, testing the limits of federal authority.
- Political Context: Introduced by a bipartisan group of senators from rail-heavy states, it reflects priorities for economic efficiency and industry support, potentially influencing debates on federalism (division of power between federal and state governments) and climate policy. No direct constitutional challenges anticipated, but it may fuel discussions on balancing environmental protection with commerce.
This summary was generated by AI and may contain inaccuracies. Refer to the official source document for the authoritative text.
Sponsor
Cosponsors (18)
Sen. Daines, Steve [R-MT], Sen. Cramer, Kevin [R-ND], Sen. Lummis, Cynthia M. [R-WY], Sen. Barrasso, John [R-WY], Sen. Ricketts, Pete [R-NE], Sen. Fischer, Deb [R-NE], Sen. Risch, James E. [R-ID], Sen. Scott, Rick [R-FL], Sen. Sheehy, Tim [R-MT], Sen. Cornyn, John [R-TX], Sen. Crapo, Mike [R-ID], Sen. Scott, Tim [R-SC], Sen. Schmitt, Eric [R-MO], Sen. Moran, Jerry [R-KS], Sen. Kennedy, John [R-LA], Sen. Blackburn, Marsha [R-TN], Sen. Lankford, James [R-OK], Sen. McCormick, David [R-PA]
Recent Actions
- 2025-05-15: Read twice and referred to the Committee on Environment and Public Works.
- 2025-05-15: Introduced in Senate
Bill Versions
- Lifting Overburdensome Commerce Obstructions and Motives Act — issued 2025-05-15 — PDF (3 pages)