LienHub: Miami-Dade Tax Certificate Sale Information IMPORTANT INFORMATION: 2023 MIAMI-DADE COUNTY TAX CERTIFICATE SALE Bidder registration for the Miami-Dade County Tax Certificate Sale will open on May 12, 2023. The sale will be conducted from June 1, 2023 through June 2, 2023. If you are participating in the sale, please note the following important information: The deadline to register is 4:00 PM EDT on Friday, May 27, 2023. If you intend to use the Bidding Group functionality of the auction site, please review the Bidding Group Guidelines document for additional information. Go to: Select Auction View: Welcome, Auction Schedule, FAQ