Utah property owners can appeal their real estate tax assessment if they believe the market value used to calculate taxes exceeds the property’s actual fair market value. The appeal process involves filing with the county board of equalization by September 15, with further appeals to the Utah State Tax Commission.
Last updated: July 2026
Key Takeaways
- Utah property tax appeals must be filed with the county board of equalization by September 15 of the tax year
- Grounds for appeal include excessive market value, unequal treatment, and incorrect property characteristics
- Property owners should provide comparable sales data, appraisals, or photographs to support their appeal
- If the county board denies the appeal, owners can appeal to the Utah State Tax Commission
- Successful appeals can reduce property tax bills for current and future tax years
Utah property taxes are based on the assessed value of real estate as determined by the county assessor. If you believe your property has been overvalued, you have the right to appeal the assessment. The process involves multiple levels of review, from an informal conference with the assessor to formal hearings before the county board of equalization and, if necessary, the Utah State Tax Commission. Understanding the deadlines and evidence requirements is essential for a successful appeal.
Property taxes in Utah are calculated by multiplying the taxable value of the property by the tax rate for the area. The taxable value is the county assessor’s estimate of the property’s fair market value, which may not match what you would actually get if you sold the property. When the assessor’s value is significantly higher than market value, an appeal can save you money on your property tax bill.
How Are Utah Property Taxes Assessed?
Utah county assessors determine the value of all taxable property within their county. For residential properties, assessors primarily use the sales comparison approach, which compares your property to similar properties that have sold recently. They also consider property characteristics such as square footage, number of bedrooms and bathrooms, lot size, age, condition, and location.
Utah law requires county assessors to value property at 100 percent of fair market value as of the lien date, which is January 1 of each year. The assessor must physically inspect each property at least once every five years, but values are updated annually based on market conditions. If property values in your area have declined or if your property has unique characteristics that make it less valuable than comparable properties, the assessor’s value may be too high.
Property owners receive a notice of valuation from the county assessor typically in May or June. This notice shows the assessed value of the property and the estimated taxes. If you disagree with the value, the notice includes instructions for filing an appeal. The notice also shows the tax rate and any exemptions or abatements applicable to your property.
What Are the Grounds for a Property Tax Appeal in Utah?
Utah law recognizes several grounds for appealing a property tax assessment. The most common is excessive market value: you believe the assessor’s value exceeds the property’s actual fair market value. To succeed on this ground, you must provide evidence that your property is worth less than the assessed value, typically through comparable sales data or a professional appraisal.
Unequal treatment is another ground for appeal. This means your property is assessed at a higher percentage of market value than other properties in your area. While Utah requires uniform assessment at 100 percent of market value, inconsistencies can occur. You would need to show that comparable properties are assessed at lower values relative to their market prices.
Other grounds include incorrect property characteristics (wrong square footage, lot size, bedroom count, or property classification) and exemption eligibility (qualifying for exemptions such as the primary residence exemption, veteran’s exemption, or agricultural use exemption). If the assessor made a factual error about your property, the appeal is straightforward.
| Ground for Appeal | Evidence Needed | Difficulty Level |
|---|---|---|
| Excessive market value | Comparable sales, appraisal, realtor opinion | Moderate |
| Unequal assessment | Comparable properties’ assessed values and sale prices | High |
| Incorrect property data | Survey, floor plan, property records | Low |
| Exemption eligibility | Proof of eligibility (e.g., veteran status, primary residence) | Low |
What Is the Deadline for Filing a Property Tax Appeal in Utah?
The deadline to file a property tax appeal in Utah is September 15 of the tax year. This is a strict deadline that cannot be extended. If you miss the September 15 deadline, you must wait until the next tax year to appeal. The notice of valuation you receive will typically include the appeal deadline, but do not rely on the notice alone. Mark September 15 on your calendar as soon as you receive your valuation notice.
The appeal is filed with the county board of equalization in the county where the property is located. Each county has its own appeal form and procedures. Some counties, such as Salt Lake and Utah counties, have online filing systems. Others require paper forms. Check your county’s website for the specific form and filing instructions.
It is important to note that paying your property taxes under protest does not extend the appeal deadline. You must file the appeal by September 15 regardless of when taxes are due. If you file a timely appeal, you are generally required to pay at least the amount of taxes that would be due based on the prior year’s assessment while the appeal is pending.
How Do You Prepare a Property Tax Appeal in Utah?
To prepare a successful property tax appeal in Utah, start by gathering evidence of your property’s market value. The most persuasive evidence is recent sales of comparable properties in your area. Comparable sales should be as similar to your property as possible in size, age, location, condition, and features. Sales within the past 6 to 12 months are most relevant. Aim for at least three to five comparable sales.
A professional appraisal is the strongest evidence you can provide. The appraiser analyzes your property and comparable sales to provide an independent opinion of market value. If the appraised value is significantly lower than the assessed value, you have a strong case. The cost of an appraisal ($400 to $600) is often worth it if it leads to a tax reduction that pays for itself in one to two years.
Other evidence includes photographs of your property showing defects or conditions that reduce value, documentation of recent repairs or renovations (which may be incomplete or of lower quality than the assessor assumed), and a real estate agent’s opinion of value or comparative market analysis. Also review the assessor’s records for your property to check for factual errors about square footage, bedroom count, or lot size.
What Happens at the County Board of Equalization Hearing in Utah?
After you file your appeal, the county board of equalization schedules a hearing. This is typically an informal proceeding where you present your evidence and the county assessor presents theirs. The board consists of county officials or appointed members who review the evidence and make a decision. You may represent yourself or be represented by an attorney or other representative.
At the hearing, you will explain why you believe the assessment is incorrect and present your evidence. The assessor will explain how the value was determined and may present their own comparable sales. The board may ask questions of both parties. The hearing typically lasts 15 to 30 minutes. After the hearing, the board deliberates and issues a decision, often by mail within a few weeks.
If the board rules in your favor, the assessed value is reduced, and your property tax bill is adjusted accordingly. If the board denies your appeal, you have the right to appeal to the Utah State Tax Commission. The deadline to appeal to the Tax Commission is typically 30 days from the board’s decision. The Tax Commission hearing is more formal and may involve legal representation.
Source: Utah State Tax Commission
Frequently Asked Questions About Utah Real Estate Tax Appeals
What is the deadline to appeal property taxes in Utah?
The deadline is September 15 of the tax year. Appeals filed after this date are not accepted. You must file with the county board of equalization in the county where the property is located.
Can I appeal my property taxes after September 15 in Utah?
No, the September 15 deadline is strict. If you miss it, you must wait until the next tax year to appeal. There are no exceptions for late appeals except in limited circumstances involving clerical errors by the assessor.
Do I need an attorney to appeal property taxes in Utah?
No, you can represent yourself before the county board of equalization. However, an attorney or property tax consultant can help prepare your evidence and present your case, especially for complex appeals or appeals to the State Tax Commission.
Does paying property taxes under protest extend the appeal deadline in Utah?
No. Paying under protest does not extend the September 15 deadline. You must file a timely appeal with the county board of equalization regardless of whether you pay the taxes.
How often can I appeal my property taxes in Utah?
You can appeal every year. Each year’s assessment is independent. If market conditions change or new comparable sales become available, you may have grounds for a new appeal each year.
What happens to my property taxes during an appeal in Utah?
You must pay at least the amount of taxes that would be due based on the prior year’s assessment while the appeal is pending. If your appeal succeeds, you receive a refund of any overpaid taxes plus interest.
Can I appeal property taxes for a commercial property in Utah?
Yes, commercial property owners have the same appeal rights as residential owners. Commercial appeals often involve additional valuation methods including the income approach and cost approach.
What if I disagree with the Utah State Tax Commission’s decision?
You can appeal the Tax Commission’s decision to the Utah Court of Appeals within 30 days. This requires legal representation and involves a full court review of the Tax Commission’s decision.
Get Help With Your Utah Property Tax Appeal
Appealing a property tax assessment in Utah requires timely filing and solid evidence. The process from filing with the county board of equalization to potentially appealing to the State Tax Commission can take several months, but a successful appeal can reduce your property tax burden for years to come. If you believe your property has been overvalued or incorrectly assessed, gathering comparable sales data and consulting with a professional can strengthen your case.
Need help with your real estate legal matter in Utah? Attorney Jeremy Eveland has the experience to guide you through Utah real estate law.
Call (801) 613-1472 to speak with Jeremy Eveland today.
This article is for informational purposes only and does not constitute legal advice. Consult with a qualified Utah real estate attorney for advice specific to your situation.
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