A district court granted summary judgment for 21 states in a challenge to the Federal Highway Administration's (FHwA's) rule requiring each state to set declining targets for tailpipe…

A district court granted summary judgment for the state of Texas in a challenge to the Federal Highway Administration's (FHwA's) 2023 rule requiring states to measure, report, and set…

The D.C. Circuit denied a petition to review the Pipeline and Hazardous Materials Safety Administration’s rule regulating disclosure requirements for railroad companies transporting hazardous…