A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to "California State Motor Vehicle and Engine and Nonroad Engine Pollution Control Standards; The 'Omnibus' Low NOx Regulation; Waiver of Preemption; Notice of Decision".
- Bill Number
- S.J.Res. 47
- Origin Chamber
- Senate
- Congress
- 119th Congress, Session 1
- Policy Area
- Environmental Protection
- Status
- Introduced
- Latest Action
- 2025-04-04: Read twice and referred to the Committee on Environment and Public Works.
- Last Updated
- 2026-06-09T15:45:50Z
AI-Generated Summary
Purpose
This joint resolution (S.J. Res. 47) aims to disapprove and nullify a specific rule issued by the Environmental Protection Agency (EPA). The rule grants California a waiver under the Clean Air Act, allowing the state to enforce stricter pollution control standards for motor vehicles, engines, and nonroad engines (like those in construction equipment) that reduce emissions of nitrogen oxides (NOx, harmful gases contributing to smog and respiratory issues). By disapproving the rule, Congress seeks to prevent California from implementing these standards independently of federal regulations.
Key Provisions
- Disapproval Mechanism: Invokes the Congressional Review Act (a law allowing Congress to overturn agency rules within a certain period after issuance) to reject the EPA's rule titled "California State Motor Vehicle and Engine and Nonroad Engine Pollution Control Standards; The 'Omnibus' Low NOx Regulation; Waiver of Preemption; Notice of Decision," published in the Federal Register on January 6, 2025 (90 Fed. Reg. 643).
- Effect of Disapproval: If enacted, the rule would have no legal force, effectively revoking the EPA's waiver and stopping California's "Omnibus Low NOx Regulation" from taking effect.
Significant Changes to Existing Law
- Reversal of Waiver: Under the Clean Air Act, federal law generally preempts (overrides) state pollution standards for vehicles to ensure nationwide uniformity. However, California can request a waiver from the EPA to set stricter rules. This resolution would undo the EPA's recent approval of such a waiver, restoring federal preemption and prohibiting California's stricter NOx limits unless a new waiver is granted.
- No new laws are created; it simply blocks an administrative action, maintaining the status quo prior to the EPA's January 2025 decision.
Potential Impacts
- On Government Agencies: The EPA would lose authority over this specific waiver, potentially limiting its flexibility in approving state-specific environmental rules. It could strain relations between federal and state environmental regulators.
- On Citizens: Residents in California and other adopting states might face higher NOx pollution levels if stricter controls are blocked, potentially worsening air quality and health issues like asthma in urban areas. Vehicle owners could avoid costs of compliance upgrades but at the expense of environmental benefits.
- On International Relations: Minimal direct impact, though it could affect U.S. auto exports if varying state standards complicate manufacturing for global markets.
- Broader effects include possible delays in nationwide emissions reductions, influencing climate goals under federal programs like the National Clean Air Act.
Main Stakeholders Affected
- Federal Government: EPA (rule issuer) and Congress (introducers: Senators Markwayne Mullin, Shelley Moore Capito, and Deb Fischer; referred to the Senate Committee on Environment and Public Works).
- State Government: California Air Resources Board (CARB), which proposed the standards, and other states that often adopt California's rules (known as "Section 177 states").
- Industry: Automobile and engine manufacturers (e.g., facing compliance costs for state-specific tech); nonroad equipment sectors like agriculture and construction.
- Environmental and Public Health Groups: Advocates for cleaner air who support the waiver, versus those prioritizing regulatory uniformity or economic burdens.
- Citizens and Consumers: Drivers, urban residents, and communities near pollution sources, balancing cleaner air against potential vehicle price increases.
Notable Legal, Constitutional, or Political Implications
- Legal: Relies on the Congressional Review Act, which gives Congress a fast-track veto over agency rules but requires presidential signature or override of a veto. "Waiver of preemption" refers to an exception in the Clean Air Act allowing California (due to its unique air quality challenges) to lead on standards, a process upheld by courts but often contested.
- Constitutional: Touches on federalism—balancing states' rights to protect their environments against Congress's authority to regulate interstate commerce and ensure uniform national standards. No direct constitutional challenges noted, but it could invite lawsuits from California or environmental groups arguing interference with delegated EPA authority.
- Political: Introduced in the Republican-led Senate, it reflects partisan divides on environmental regulation, with critics viewing the waiver as overreach by the Biden-era EPA favoring state mandates. Passage could signal a shift toward deregulation, influencing future Clean Air Act waivers and midterm election dynamics on climate policy.
This summary was generated by AI and may contain inaccuracies. Refer to the official source document for the authoritative text.
Sponsor
Cosponsors (13)
Sen. Capito, Shelley Moore [R-WV], Sen. Fischer, Deb [R-NE], Sen. Lankford, James [R-OK], Sen. Justice, James C. [R-WV], Sen. Crapo, Mike [R-ID], Sen. Sullivan, Dan [R-AK], Sen. Cramer, Kevin [R-ND], Sen. Ricketts, Pete [R-NE], Sen. Kennedy, John [R-LA], Sen. Tuberville, Tommy [R-AL], Sen. Lee, Mike [R-UT], Sen. Lummis, Cynthia M. [R-WY], Sen. Moran, Jerry [R-KS]
Recent Actions
- 2025-04-04: Read twice and referred to the Committee on Environment and Public Works.
- 2025-04-04: Introduced in Senate
Bill Versions
- Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to California State Motor Vehicle and Engine and Nonroad Engine Pollution Control Standards; The Omnibus Low NOX Regulation; Waiver of Preemption; Notice of Decision. — issued 2025-04-04 — PDF (2 pages)