(1) The *department of general administration must, by January 1, 2005, revise its rules, policies, and guidelines to implement the purpose of this chapter.
(2) The department of enterprise services must give priority and preference to the purchase of equipment, supplies, and other products that contain no mercury-added compounds or components, unless: (a) There is no economically feasible nonmercury-added alternative that performs a similar function; or (b) the product containing mercury is designed to reduce electricity consumption by at least forty percent and there is no nonmercury or lower mercury alternative available that saves the same or a greater amount of electricity as the exempted product. In circumstances where a nonmercury-added product is not available, preference must be given to the purchase of products that contain the least amount of mercury added to the product necessary for the required performance.