SCOTUS has already said that it is.
However, Big Government crony Big Auto doesn't have the spine to fight the EPA in court.
The Rs wined and dined Big Business for the past 50 (+/-) years. Is this the thanks they get for all that tax friendly legislation?
“The EPA rule is unconstitutional. SCOTUS has already said that it is.”
Then it is effectively a nothingburger, correct?