Notwithstanding any law or rule to the contrary, all printing which is chargeable to or which is paid for with funds appropriated wholly or in part by the state, or any state department, division, bureau, board, commission, or agency, shall be printed in soybean ink; provided, however, that the soybean ink is comparable in price to other inks, and that it is equally suitable for use.
Ark. Code § 19-11-102