The superior court and appellate court decisions both sided with LA County and the California Supreme Court declined to hear Hilex Poly's appeal, so this case is over.
Verified Complaint for Writ of Mandate, Injunctive Relief, and Declaratory Relief
Tentative Decision on Petition for Writ of Mandate: Denied, filed 3/23/12
Adopted as final order
County counsel ordered to prepare a proposed judgment
Notice of Appeal, filed 4/16/12
Court of Appeal Decision, filed 2/21/13
The California Supreme Court denied Hilex Poly's petition for review on 5/15/13
Petition for Writ of Mandate Under CEQA (filed 7/16/08)
Petition for Writ of Mandate Denied (filed 5/3/10)
NOTE: The text of the Los Angeles County ordinance wasn't even finalized when the 2008 Petition for Writ of Mandate was filed, so the text of the disputed ordinance is not available.