(2) The regular division of the Oregon Tax Court or judge thereof shall have jurisdiction in mandamus proceedings in all cases involving tax laws as described in ORS 305.410, and the Supreme Court may take original jurisdiction in mandamus proceedings as provided in section 2 of amended Article VII of the Oregon Constitution. [Amended by 1965 c.6 §10; 1999 c.340 §6; 1999 c.533 §1]