(a) Notwithstanding any other law, any action contesting the validity of this part or Part 1.85 (commencing with Section 34170) or challenging acts taken pursuant to these parts shall be brought in the Superior Court of the County of Sacramento.
(b) If any provision of this part or the application thereof to any person or circumstance is held invalid, the invalidity does not affect other provisions or applications of this part which can be given effect without the invalid provision or application, and to this end, the provisions of this part are severable.