The D.C. Circuit vacated the Mine Safety and Health Administration's (MSHA's) 2018 amendment to a 2017 safety standard that required mine operators to examine areas before miners began work and record any conditions that could adversely affect workers' safety and health. Union groups argued the amen...

A district court denied the Pipeline and Hazardous Materials Safety Administration's (PHMSA's) motion to dismiss a challenge to the agency's pipeline inspection regulations. An environmental group argued that PHMSA's existing regulations did not encompass all oil and gas pipelines that crossed feder...