Real Estate Tax

Tax Certificate Buyer Information

The Tax Certificate sale is open to anyone. In order to participate in the sale participants must register as a bidder with the Hillsborough County Tax Collectors office via

A bidder number is assigned for identification purposes during the sale.

Bidders are required to make a deposit via ACH Debit on the Payments Page that is 10% of the estimated amount they intend to purchase. The deposit may be increased any time prior to the close of the auction.

Registered bidders must provide their Federal Taxpayer Identification number or Social Security number. (Section 6109 of the Internal Revenue Code requires you to provide your correct social security number or taxpayer identification number to persons who must file information returns with the IRS to report interest, dividends, and certain other income paid to you. The IRS uses the numbers for identification purposes and to help verify the accuracy of your tax return. In addition, Title 42 U.S. Code, § 405(c)(2)(C)(i) and Florida Statute 119.071(5) govern and authorize the collection of this information by the Tax Collector.)

Users who need to manage more than one bidder can do so using the Bidding Group feature on Purchases made by Bidding Groups will be transferred to the Master Bidder for each Group automatically following the close of the sale.

Bidding Group users will be charged a fee of $2.25 per certificate transferred, which must be paid in conjunction with final payment for purchases on

Each registered bidder / investor who purchases tax certificates on must complete the IRS Form W-9 Certification or a IRS Form W-8 upon registering for the Tax Certificate Sale.

If you are a registered Tax certificate buyers/investor and need to update your mailing address or change your banking information, please submit the update by signing into your account on