Available on this web site are listings of all property tax unclaimed refunds. This list can be searched by name or assessment number and includes the amount of the refund, the tax year and the deadline to submit a claim. Please note, If the claim deadline due date falls on a Saturday, Sunday or legal holiday, the due date for the claim is the next business day. Revenue and Taxation Code 5097 and 5102 provides that property tax refunds which remain unclaimed for four (4) years after the payment date or one year after the mailing of the claim form (whichever is later) may be transferred to the county general fund on order of the Board of Supervisors.

Click here for Property Tax Unclaimed Refund Claim Requirements.

When printing a claim form from our web site, follow the instructions provided. These filing instructions include a checklist of documentation you will need to provide our office when filing your claim.

Mail completed claim forms and supporting documentation to:

Riverside County Treasurer-Tax Collector

Attn: Property Tax Unclaimed Refunds

P.O. Box 12005

Riverside, CA 92502-2205

When our office receives your completed claim form, we review it carefully. If the documentation is not adequate to prove your ownership, our office will contact you or return all documents submitted, with a letter stating why the claim is incomplete. All claims will be processed after the 90 day filing period. You may direct all inquiries to our email address: PropTaxUnclaimed@rivco.org and reference the refund index number.