(a) Any licensee whose name appears on the label who sells or distributes bulk fertilizing materials, as defined in Sections 14517 and 14533, to unlicensed purchasers, shall pay to the secretary an assessment not to exceed two mills ($0.002) per dollar of sales for all fertilizing materials. Any licensee whose name appears on the label of packaged fertilizing materials, as defined in Sections 14533 and 14551, shall pay to the secretary an assessment not to exceed two mills ($0.002) per dollar of sales. The secretary may, based on the findings and recommendations of the board, reduce the assessment rate to a lower rate that provides sufficient revenue to carry out this chapter.
(b) In addition to the assessment provided in subdivision (a), the secretary may impose an assessment in an amount not to exceed one mill ($0.001) per dollar of sales for all sales of fertilizing materials, to provide funding for research and education regarding the use and handling of fertilizing material, including, but not limited to, any environmental effects.