Missing studies from the administration

The AP reported this week that the administration has not conducted studies of the effects on air and water quality from adding ethanol to gasoline as required by a 2007 law passed by Congress .  The law requires a report every three years.  Simple question, if its a law, and the administration is not following that law, why isn’t something being done about it?  If the administration doesn’t have to follow the law, why does anyone else?  Last I knew,  I didn’t think you got to pick and choose the laws you follow.  And the MSM ignores it all.  Here is the report from U.S. News:  EPA watchdog says government fails to study ethanol’s impact:”