All 50 states plus DC

Property Tax Appeal Guides by State

Find property tax appeal information, local filing guides, and official resources for your state.

State Appeal Guides

Select your state to explore its county guides and property tax information.

Alabama

Value used for taxes: 10%

Window: March - June

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Alaska

Value used for taxes: 100%

Window: February - April

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Arizona

Value used for taxes: 10%

Window: March - May

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Arkansas

Value used for taxes: 20%

Deadline: Third Monday in August

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California

Value used for taxes: 100%

Deadline: September 15 or November 30

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Colorado

Value used for taxes: 6.25%

Deadline: June 8

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Connecticut

Value used for taxes: 70%

Deadline: February 20; March 20 with a local extension

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Delaware

Value used for taxes: 100%

Window: February - April

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District of Columbia

Value used for taxes: 100%

Deadline: April 1

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Florida

Value used for taxes: 100%

Window: August - September

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Georgia

Value used for taxes: 40%

Window: April - June

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Hawaii

Value used for taxes: 100%

Window: January - April

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Idaho

Value used for taxes: 100%

Deadline: Fourth Monday in June

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Illinois

Value used for taxes: 33.33%

Window: Year-round by township

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Indiana

Value used for taxes: 100%

Deadline: June 15 or 45 days from notice

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Iowa

Value used for taxes: 100%

Deadline: April 2 to April 30

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Kansas

Value used for taxes: 11.5%

Window: March - April

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Kentucky

Value used for taxes: 100%

Window: January - December

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Louisiana

Value used for taxes: 10%

Deadline: August 1 to September 15

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Maine

Value used for taxes: 100%

Window: March - June

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Maryland

Value used for taxes: 100%

Window: January - March

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Massachusetts

Value used for taxes: 100%

Deadline: February 1

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Michigan

Value used for taxes: 50%

Deadline: March review sessions: week of the second Monday through March 31

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Minnesota

Value used for taxes: 100%

Deadline: April 30

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Mississippi

Value used for taxes: 10%

Window: April - August

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Missouri

Value used for taxes: 19%

Deadline: Second Monday in July

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Montana

Value used for taxes: 100%

Window: June - August

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Nebraska

Value used for taxes: 100%

Deadline: June 30

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Nevada

Value used for taxes: 35%

Deadline: January 15

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New Hampshire

Value used for taxes: 100%

Deadline: March 1 following notice

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New Jersey

Value used for taxes: 100%

Deadline: April 1; county exceptions use January 15, May 1 or October 1

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New Mexico

Value used for taxes: 33.33%

Window: April - May

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New York

Value used for taxes: 100%

Window: March - June

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North Carolina

Value used for taxes: 100%

Window: April - May

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North Dakota

Value used for taxes: 50%

Deadline: April 1

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Ohio

Value used for taxes: 35%

Deadline: March 31

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Oklahoma

Value used for taxes: 11%

Window: April - June

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Oregon

Value used for taxes: 100%

Deadline: December 31

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Pennsylvania

Value used for taxes: 100%

Deadline: August 1 or September 1; Philadelphia: first Monday in October

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Rhode Island

Value used for taxes: 100%

Window: Fall

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South Carolina

Value used for taxes: 4%

Window: Year-round in reassessment years

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South Dakota

Value used for taxes: 85%

Deadline: Local board: Thursday before the third Monday in March. County board: first Tuesday in April

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Tennessee

Value used for taxes: 25%

Deadline: June 15 in reappraisal years

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Texas

Value used for taxes: 100%

Deadline: May 15 or May 31 with extension

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Utah

Value used for taxes: 55%

Deadline: September 15

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Vermont

Value used for taxes: 100%

Window: April - June

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Virginia

Value used for taxes: 100%

Window: Year-round by locality

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Washington

Value used for taxes: 100%

Deadline: Later of July 1 or 30 days after the value notice; some counties allow 60 days

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West Virginia

Value used for taxes: 60%

Deadline: February 1 to February 20

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Wisconsin

Value used for taxes: 100%

Deadline: First Monday in May

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Wyoming

Value used for taxes: 9.5%

Deadline: May 31

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