R3-7-710. Oxygenate Blending Requirements

A. A person that has custody of or transports an oxygenated gasoline blend shall ensure that no neat oxygenate blending occurs in a retail storage tank at a motor fuel dispensing site or fleet vehicle fueling facility. B. If a motor fuel dispensing site storage tank contains an oxygenated gasoline blend that does not contain the amount of oxygen required by A.R.S. §§ 3-3491, 3-3492, 3-3495, or R3- 7-751, the owner or operator of the motor fuel dispensing site shall do one of the following: 1. Add a gasoline blend that dilutes the non-compliant oxygenated gasoline blend to the level of oxygen content required by A.R.S. §§ 3-3491, 3-3492, 3-3495, or R3-7- 751; 2. Empty the storage tank and replace the non-compliant oxygenated gasoline blend with a required oxygenate blend; 3. Upon written permission of the associate director, add gasoline that contains no more than 20% by volume of the same oxygenate to the non-compliant oxygenated gasoline blend.