What This Statute Says
A.R.S. § 42-11004 conditions any lawsuit testing the validity of a property tax on payment of the tax. The taxpayer must pay first, then sue for a refund. This "pay first, litigate later" rule applies even when the taxpayer believes the tax is illegal.
A person on whom a tax has been imposed or levied under any law relating to taxation may not test the validity or amount of tax, either as plaintiff or defendant, if any of the taxes:
A.R.S. § 42-11004Arizona uses a pay-first rule. A property owner who thinks a tax was wrongly assessed must still pay it when it comes due. After paying, they can file a suit under the refund procedures of A.R.S. § 42-11005 to test the legality. The rule keeps property tax revenue flowing while disputes work through the courts.
For an estate, this means a personal representative who inherits a contested property tax bill cannot simply refuse to pay during the dispute. The estate has to fund the tax to preserve the right to challenge it.
When This Statute Comes Into Play
This statute typically becomes relevant in three situations. A property owner is reviewing an annual tax bill. An estate is being administered and the personal representative has to address ongoing property tax obligations. Or a charitable or nonprofit organization is claiming or maintaining an exemption. The statute is part of a larger framework in chapter 11 of title 42 and operates alongside the related sections cross-linked below.
What This Means for Arizona Families
Most families never think about Arizona property tax statutes until they are sitting at a closing table on an inherited home, reviewing an unexpected tax bill, or trying to claim an exemption for a surviving spouse. When that moment arrives, the rules in chapter 11 of title 42 are the framework you are working inside.
If you are holding real property in a revocable living trust, the trust structure does not by itself remove the property from the tax rolls. The exemption has to come from a specific statute. Our FAQ on what to do with property you inherit in Arizona covers the immediate practical questions, and our FAQ on probate timelines covers how a contested or stalled administration can affect tax filings and exemptions.
If you are administering an estate, the personal representative has a duty to keep property taxes current, to claim available exemptions where appropriate, and to maintain documentation in case the assessor reviews a claim later. Calendar the February exemption filing window each year for any property where a widow, widower, or disability exemption applies. Once the deadline passes, the saving for that year is usually lost.