"In 2014, Saudi Arabia established corporate average fuel economy standards (CAFE) to reduce domestic oil consumption. The standards aim to improve fuel economy in Saudi Arabia for total road transportation by 2025." (http://www.unep.org/transport/airquality/SaudiArabia.pdf)
"The Saudi CAFE standard targets an improving in the overall fuel economy with an average of 4% annually. This would lift up the Kingdom’s fuel economy LDVs from its current level of 12 km per liter to 19 km per liter by 2025." (http://www.ecomena.org/saudi-arabia-fuel-economy/)
This regulation defines the fuel economy standard for all light duty vehicles (new vehicles and used import vehicles that weight less than 3.5t) incoming to the Kingdom of Saudi Arabia. This standard covers the period extending from July 1st, 2015 until June 31st, 2020.
Upper fuel consumption limit of 15.3 km/l (min 11.9 km/l) in 2015, to 18.5 km/l (min 13.9 km/l) in 2020 for passenger vehicles. For light trucks, the upper limits are 12.7 km/l (min 9.5 km/l) in 2015 and 15.4 km/l (min 10.7 km/l) in 2020. (http://www.puntofocal.gov.ar/notific_otros_miembros/sau810_t.pdf)
The standard asks for a minimum fuel consumption average of 10.3 liter for every 100 km for sedans. While an average of 9 liters for every 100 km for light pickup trucks. (http://www.motory.com/en/news/car-news-in-saudi-arabia/saudi-cafe-standards-will-be-applied-starting-from-january-1-2016-2617/)