U.S. Environmental Protection Agency plans to end Energy Star, a program whose iconic blue labels have certified the energy efficiency of home appliances for more than three decades, as part of its broader reorganization, two sources briefed on the reorganization told Reuters.

The proposed end of the popular program would come as part of the dissolution of the EPA’s Office of Atmospheric Protection (OAP) and the Office of Air Quality Planning and Standards - presented as part of Friday’s agency reorganization announcement.