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State laws / Arizona

Arizona tax sales: liens, deeds, rates & redemption

Quick answerArizona sells tax lien certificates for unpaid property taxes. Lien buyers can earn Up to 16% per year, bid down — bidding starts at 16% and the lowest rate wins (0% bids allowed); interest is simple, a fraction of a month counts as a whole month (A.R.S. §§42-18053, 42-18114). Liens struck to the state earn the full 16%. Redemption: Owner may redeem at any time until a court judgment forecloses the right to redeem; the certificate holder may not begin judicial foreclosure until 3 years after the sale, and the lien expires if foreclosure is not commenced within 10 years (A.R.S. §§42-18152, 42-18201) Sales: Annual county treasurer tax lien sales in February Governing law: Arizona Revised Statutes Title 42, Chapter 18, esp. §§42-18053, 42-18112, 42-18114, 42-18152.

Where to bid: Primarily online via RealAuction on county-specific arizonataxsale.com portals (including Maricopa, Pima, Pinal, Yavapai and Coconino); Cochise County via GovEase; unsold/state-assigned liens resold via Bid4Assets

What is soldTax lien certificates
Interest / penaltyUp to 16% per year, bid down — bidding starts at 16% and the lowest rate wins (0% bids allowed); interest is simple, a fraction of a month counts as a whole month (A.R.S. §§42-18053, 42-18114). Liens struck to the state earn the full 16%
Redemption periodOwner may redeem at any time until a court judgment forecloses the right to redeem; the certificate holder may not begin judicial foreclosure until 3 years after the sale, and the lien expires if foreclosure is not commenced within 10 years (A.R.S. §§42-18152, 42-18201)
When sales happenAnnual county treasurer tax lien sales in February
Governing lawArizona Revised Statutes Title 42, Chapter 18, esp. §§42-18053, 42-18112, 42-18114, 42-18152
Investor notesCompetition is intense in Maricopa County, where winning rates commonly bid down to 0-3%, vs. the 16% headline rate. Foreclosure is judicial in Superior Court (not an administrative treasurer's deed), and under post-Tyler amendments the owner may request an excess-proceeds sale under §42-18204.

Sources

Law verified 2026-10-30 against the sources above. Confirm current details with the county tax collector / clerk before bidding — counties can change dates and procedures.

Go deeper: all Arizona counties · Arizona sale calendar · Arizona investing guide