E Requiring diesel fuel sold in the state after a certain date for use in internal combustion engines to contain a certain minimum percentage of biodiesel fuel oil by volume, defining biodiesel fuel; excepting railroad locomotives and off road taconite and copper mining equipment and machinery from the requirement and providing a temporary exception for motors at certain electric generating plants; providing eligibility for reimbursements by the commissioner of agriculture to distributors for expenditures to adapt or add equipment to blend biodiesel fuel oil under certain mandate repeal conditions (ra, ja)