Dawn of a New Era: The Regulation of Commercial and Industrial Fans and Blowers In a long-anticipated but no less monumental development, regulation has come to the U.S. market for commercial and industrial fans and blowers. Where a federal test procedure and energy standard and a California effi ciency regulation stand and where they likely are headed. 2 2023 AMCA inmot ion www.amca.orghttp://www.amca.org