The annual exemption filing deadline is February 15. For more detailed information on Exemptions, please see the Exemptions pa ge of this web site.To claim the exemption, the homeowner must make a one-time filing with the county assessor where the property is located. If you move, you must file an application for a new exemption. For more information about the Homeowners' Exemption, call (916) 875-0710. All homeowners automatically have a homeowner's exemption, which protects part of their equity from involuntary sales (foreclosures). Complete form BOE-266, Claim for Homeowners'. Property Tax Exemption. Download PDF BOE-266 REV. If you are eligible to claim an exemption from withholding, you can use the W-4 form.