The Supreme Court decision has prevented the EPA from enforcing its "good neighbor" rule, which aims to limit air pollution emissions from out-of-state sources affecting downwind states.

Washington — The Supreme Court on Thursday agreed to block an environmental rule that ... the Clean Air Act's good neighbor provision, which aims to address interstate pollution issues.

WASHINGTON (AP) — The Environmental Protection Agency will not be able to enforce a key rule limiting air pollution in nearly a dozen states while separate legal challenges proceed around the ...

A look at the good neighbor rule and the implications of the court decision. The EPA adopted the rule as a way to protect downwind states that receive unwanted air pollution from other states.

The Supreme Court on Thursday temporarily blocked a rule issued by the Environmental Protection ... It stems from the EPA’s interpretation of a law known as the “good neighbor” provision of the Clean ...