The clerks of Assessment Appeals Board and County Boards of Equalization have certified the Assessment Appeals filing period for their Counties pursuant to the requirements of Revenue and Taxation Code Section 1603. The regular appeals filing period will begin in July 2 2020 in each county and will end either on September 15 or November 30, depending on whether the County Assessor intends to mail assessment notices by August 1, 2020, to all taxpayers with property on the secured roll. The following is the filing deadline for each county.

County Filing Deadline County Filing Deadline
Alameda September 15 Orange November  30
Alpine September 15 Placer September 15
Amador November  30 Plumas November  30
Butte November  30 Riverside November  30
Calaveras November  30 Sacramento November  30
Colusa November  30 San Benito November  30
Contra Costa November  30 San Bernardino November  30
Del Norte November  30 San Diego November  30
El Dorado November  30 San Francisco September 15
Fresno November  30 San Joaquin November  30
Glenn November  30 San Luis Obispo September 15
Humboldt November  30 San Mateo November  30
Imperial November  30 Santa Barbara November  30
Inyo September 15 Santa Clara September 15
Kern November  30 Santa Cruz November  30
Kings September 15 Shasta November  30
Lake November  30 Sierra September 15
Lassen November  30 Siskiyou November  30
Los Angeles November  30 Solano November  30
Madera November  30 Sonoma November  30
Marin November  30 Stanislaus November  30
Mariposa November  30 Sutter November  30
Mendocino November  30 Tehama November  30
Merced November  30 Trinity November  30
Modoc November  30 Tulare November  30
Mono November  30 Tuolumne November  30
Monterey November  30 Ventura September 15
Napa November  30 Yolo November  30
Nevada November  30 Yuba November  30