(b) After July 1, 1992, but on or before January 1, 1993, the department shall, by regulation, establish specific fees to be assessed on manufacturers and other parties formerly, presently, or both formerly and presently engaged in the stream of commerce of lead or products containing lead, or who are otherwise responsible for identifiable sources of lead which, as determined by the department, have significantly contributed historically, currently contribute, or both have significantly contributed historically and contribute currently to environmental lead contamination.
To the maximum extent practicable, the fees shall be assessed on the basis of the following criteria:
(1) A person's past and present responsibility for environmental lead contamination.
(2) A person's "market share" responsibility for environmental lead contamination.
This section shall not apply to, and no fee shall be assessed upon, any retailer of lead or products containing lead.