[SIGMA](RIN)D [LESS THAN EQUAL TO] [SIGMA](Vsi * 2.5)D
Where:
D = Applicable date.
[SIGMA](RIN)D = Sum of all assigned gallon-RINs with a K code of 1 that are owned on date D.
(Vsi )D = Volume i of renewable fuel owned on date D, standardized to 60 °F, in gallons.
40 C.F.R. §80.1428