text: The Supreme Court ruling was an important victory for those of us concerned about the burdensome costs of EPAs regulatory agenda, but it came too latethe damage from MATS is already done. However, there is still time to save Americans from the harmful impacts of EPAs so-called Clean Power Plan. State policymakers like you must protect American families by rejecting policies that make electricity more expensive and less reliable. Without your help, unlawful regulationseven if struck down in courtwill shackle American families with higher costs for decades to come.