CSB Urges Court To Grant Broad Subpoena, Saying Data Is Critical For Probe

The U.S. Chemical Safety and Hazard Investigation Board (CSB) is urging an appellate court to overturn a lower court ruling that partially denied its request for a broad subpoena for information related to an incident at an Exxon Mobil refinery, arguing the court abused its discretion in rejecting some subpoenas as “not relevant and material” to its inquiry.