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Important Dates Fiscal Year Begins July 1
The following schedule is intended to serve as a general guide to property owners in Orange County, California. Please note that the list below includes only the more significant dates and does not…
Leaking Underground Storage Tank Cleanup
Back to Land and Water The State Water Resources Control Board contracts with Orange County to provide regulatory oversight for the cleanup of leaking underground storage tanks (USTs) under the…
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
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