UT · 2026 appeal calendar

Utah Property Tax Appeal Deadlines 2026.

Utah property tax appeal deadlines and filing windows for commercial real estate. Verify with your local assessor or appeal board for the specific jurisdiction before filing.

Updated May 2026

Verify before filing. Statutory deadlines change, and many counties operate on their own schedule inside the state framework. Always confirm the current year's window with the assessor or appeal board for the specific jurisdiction before relying on a date.

2026 appeal calendar

Utah deadlines at a glance.

State-level deadlines plus major sub-jurisdictions where the schedule diverges from the state default. Where a column says "Varies," confirm the date with the local assessor.

Month Type Event Date Details
May BPP
Filing Deadline
15-May
August RP
Value Notices Issued
1-Aug
Varies BPP
Value Notices Issued
Varies Determined at time of filing
September RP
Appeal Deadline
15-Sep
Varies BPP
Appeal Deadline
Varies File an amended return (Salt Lake County – pay taxes at the time of filing; All other counties, the appeal deadline is 30 days from tax notice)

RP = Real Property · BPP = Business Personal Property · Both = Applies to both

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