The EPA’s former top air official and his counsel may have violated federal ethics rules by meeting with former industry clients to discuss changes to Clean Air Act rules, a Senate Democratic report said July 22.

The Senate Democrats found that Bill Wehrum, who served as the EPA assistant administrator for air and radiation until June 30, and David Harlow, who is the Environmental Protection Agency’s air office senior counsel, failed to get a waiver to the Trump administration’s Ethics Pledge.

The pledge otherwise would have barred them from meeting with their former law...