Banner County Property Tax Protest Guide
In Banner County, file your protest by June 30, 2026 at Banner County Assessor's online portal.
| Deadline | File a written, signed Property Valuation Protest with the county clerk on or before June 30 (the county Board of Equalization meets to hear protests beginning on or after June 1 and ending on or before July 25, extendable to August 10 in counties over 100,000 by resolution). If a protest is mailed, it is deemed filed on the U.S. postmark date. |
|---|---|
| Lien date | January 1, 2026 |
| Protest body | county Board of Equalization (County BOE) |
| Assessor / district | Banner County Assessor |
| Online portal | File online |
How to File a Protest in Banner County
- Gather your assessment notice — it lists your account number and any access code
- File online through Banner County Assessor's portal or by mail
- State your grounds and submit evidence (comparable sales, a licensed appraisal, or photos of defects)
- Request an informal review to try to settle before a formal County BOE hearing