The regulations provided for the phase-out of CFC production by. In keeping with its legislative mandate under the Clean Air Act, EPA has several projects underway related to CFC and halon conservation and.International agreement to limit CFC production ; stratospheric ozone. Environmental Quality (MDEQ). 190 countries—including the United States—have ratified the treaty. These countries are committed to taking action to reduce the production and use of CFCs and. The Montreal Protocol stipulates control measures and schedules for countries to phase out production and consumption of chemicals that destroy the ozone layer. The U.S. is obligated under the. CFC use became more likely. Most members of Congress, like the industry, would prefer to see an international agreement on CFC control.