Clean Air and the Constitution
This article is from the archive of The New York Sun before the launch of its new website in 2022. The Sun has neither altered nor updated such articles but will seek to correct any errors, mis-categorizations or other problems introduced during transfer.

What a cornucopia of constitutional questions is on offer in the battle looming between America and 13 states over automobile pollution standards. It has burst into the news with the decision of four automakers to defy the federal government’s efforts to relax regulation of pollution and instead bow — after what the New York Times calls “secret negotiations” — to California and other states that want to maintain tighter regulations.
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