Planning Commissioner Biographies
The Orange County Board of Supervisors appoints five planning commissioners, each representing a district of the County.
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Open Bids County Contracts Portal
Active County Bid Solicitations The County of Orange provides bid and proposal solicitation publishing, notification and electronic processing services through an online bidding system. To receive…
Take The EcoChallenge
Green Superheroes Wanted!Our planet is calling on YOU to step up to the challenge! Discovery Cube and OC Waste and Recycling have partnered to bring an environmentally themed, eco-friendly…
Community Passport Event
FOR PLANNING PURPOSES ONLY: March 13, 2026CONTACT for Supervisor Janet Nguyen: Tori Richards (714) 834-5887 for…
IRS Requirements W9 1099MISC
The IRS requires all companies to have a current W-9 on file prior to making any payments including property taxes. If you require a W-9 from the County in order for your business to process payment…
SoCal Procurement Alliance
(function(d, script) { d.addEventListener("DOMContentLoaded", function(event) { script = d.createElement('script'); script.type = 'text/javascript'; script.async = true…
CES Partner Documents and Resources
Disabling Condition Form (English/ Spanish/ Vietnamese) Self-Certification Form (English/ Spanish/ Vietnamese/ Korean) Third Party Certification Form (English/ Spanish/…
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Online Payments / ServicesProperty Tax Agency Billing / CollectionsPublic FundsFinancial Resources / Reports / StatisticsHow Do IInfo & Contact Us
Hydrology
The 1986 Orange County Hydrology Manual and its 1996 Addendum have been calibrated to local watershed conditions. They provide guidance in estimating peak discharges and volumes of storm water runoff…