Cal. Air Res. Bd. v. EPA (D.D.C.) -- concluding that: (1) National Highway Traffic Safety Administration performed adequate search for records pertaining to fuel-efficient vehicle rulemaking and properly withheld two documents pursuant to Exemption 5’s deliberative process privilege, and (2) EPA properly relied on deliberative process privilege to withhold two email threads and two draft reports.

Summaries of all published opinions issued since April 2015 are available here.