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Average fuel economy standards, §502

State Authority to Regulate Mobile Source Greenhouse Gas Emissions, Part 1: History and Current Challenge

The National Highway Transportation Safety Administration (NHTSA) and the U.S. Environmental Protection Agency (EPA) have proposed a new reading of the Energy Policy and Conservation Act of 1975 (EPCA) that governs federal fuel economy...

Hybridizing Federal and State Regulation of Clean Taxis Introduction

For years, attempts by states and localities to regulate vehicular emissions have been thwarted by the Supreme Court’s environmental preemption doctrine. These preemption cases emphasize textual, plain-meaning interpretations of the...