Maricopa County Property Tax Petition Deadline
Deadline varies by county — check your county's appraisal district.
Key Dates for Maricopa County
| Petition deadline | Administrative appeal to the County Assessor (Petition for Review of Valuation) must be filed within 60 days after the date the Assessor mailed the Notice of Valuation. The Notice of Valuation is mailed in late February (the 2027 NOV was mailed February 20, 2026, with an April 21, 2026 deadline). |
|---|---|
| Lien date | January 1, 2026 |
| Statute | A.R.S. §42-16051(D) |