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Oklahoma property tax

Start with your county. Published tax dates and rules link to the official source.

Statewide rules

✓ Verified — Last verified October 24, 2026

Appeal process

Appeal the assessor's informal-hearing decision to the county Board of Equalization within 15 calendar days of the mailed decision or printed delivery date.

Official source. Verified .

Counties and county equivalents

Common questions

How do property tax appeals work in Oklahoma?

Appeal the assessor's informal-hearing decision to the county Board of Equalization within 15 calendar days of the mailed decision or printed delivery date.

Sources

oklahoma.gov
Appeals must be filed within 15 calendar days of the date the decision is mailed or delivery date printed on the county assessor’s informal hearing notice of decision.

Verified October 24, 2026