There is no question that the EPA should take the lead in developing the next generation of standards for the sake of the consumer and the industry. NHTSA not only has statutory limits that prevent long-term planning, but they have a history of close alignment with the domestic car companies, whose current financial woes stem from a lack of fuel efficient vehicles. If they were not in such bad shape, NHTSA could have set the 2016 standard at more than 38 mpg.
Read the CFA's statement here (PDF). The Administration will decide on it's final rules in April, and we can expect a lot more voices to weigh in before then.
[Source: Automotive News (subs req'd)]