auto industry wants option to reassess proposed 54.5 mpg fuel-economy regs

摘要

When the Obama administration proposed new fuel-economy nstandards last year that would require cars and light trucks to aver-nage 54.5 miles per gallon by 2025, it left open the possibility of nscaling back that ambitious target through the use of a “mid-term” nevaluation that would take place no later than 2018.