Section 5-22-15-18 - Price preference for soybean oil based ink(a) Notwithstanding section 1 of this chapter, this section does not apply to a purchase of supplies by any of the following: (1) A political subdivision.(2) A state educational institution.(b) This section does not apply when the purchase description is limited to soybean oil based ink.(c) There is a price preference of ten percent (10%) for soybean oil based ink.As added by P.L. 49-1997, SEC.1.