Sunday 18 October marked adoption day for the Iran nuclear deal or 90 days from the 21 July 2015 UN Security Council passage of Resolution 2231. Iran and the P5+1 now begin the process of meeting the specific and concrete steps needed to meet the requirements of the agreement. Wood Mackenzie assumes sanctions against Iran will be lifted in Q1 2016. Recent developments indicate this is still likely. The planned increase in Iranian supply for 2016 is having an effect on Saudi oil strategy.