(a) Each chief procurement officer shall establish and maintain an affirmative program for procuring oils containing the maximum content of recycled oil.
(b) An affirmative program shall include:
(1) Placement of descriptions of the preference of recycled oil products in publications used to solicit bids from suppliers or vendors;
(2) Descriptions of the recycled oil procurement program at the bidders' conferences;
(3) Discussion of the preference program in lubricating oil and industrial oil procurement solicitations, invitations for bids, requests for proposals, or other solicitations for offers under this chapter; and
(4) Efforts to inform trade associations about the preference program.