H.J. Res. 89, Public Law 119-17

The EPA decision, including its waiver of federal preemption for California’s standards, no longer has legal force or effect.

What the law does ​

• Disapproves the EPA rule addressing California’s motor vehicle, engine, and nonroad engine pollution controls.
• Nullifies the EPA’s decision concerning California’s “Omnibus” Low NOx standards and related waiver.

Who it affects ​

• California regulators responsible for vehicle and engine pollution standards.
• Manufacturers of motor vehicles, engines, and nonroad engines covered by the standards.
• The Environmental Protection Agency.

Context ​

The joint resolution was approved on June 12, 2025.

Breakdown ​

Providing 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”. ​

This law overturns an Environmental Protection Agency decision concerning California’s “Omnibus” Low NOx vehicle and engine pollution standards. As a result, the EPA decision has no legal force or effect.

Key takeaways

• Congress disapproved the EPA rule concerning California’s “Omnibus” Low NOx pollution standards.
• The disapproved rule addressed California motor vehicle, engine, and nonroad engine pollution controls and a waiver of federal preemption.
• The EPA rule has no force or effect.
• The joint resolution was approved on June 12, 2025.