The issue with the EU directive is that it measures emissions just from the tailpipe, not for their lifetime. So an electric car always has 0 emissions even if

The issue with the EU directive is that it measures emissions just from the tailpipe, not for their lifetime. So an electric car always has 0 emissions even if driven on coal electricity. And a biogas car would have the same as a natural gas one. This hurts things like biogas needlessly. There have been efforts to change this, don't know their status.