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Preemption of State Standards and Procedures for Waiver of Federal Preemption for Nonroad Engines and Nonroad Vehicles
Law
CFR 40
Protection of Environment
Environmental Protection Agency
Air Pollution Controls
Preemption of State Standards and Procedures for Waiver of Federal Preemption for Nonroad Engines and Nonroad Vehicles
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Subpart
A
Applicability and General Provisions
Subpart
B
Procedures for Authorization