A significant oil refining capability is in that red banded area. You may have heard the oil refineries in Beiji supplied 80% of the oil to the western part of the country. Beiji is near Tikrit on that map. While there are significant oil refining capabilities in the south around Basra and on the coast, it is fair to say that it is distributed widely, so they would have that under control.
On November 4th, 2014. See this statement in context.