To claim the exemption, the homeowner must make a one-time filing with the county assessor where the property is located. Complete a homestead declaration form.Sign your declaration in front of a notary. Complete form BOE-266, Claim for Homeowners'. Property Tax Exemption. To receive the benefit of the homestead exemption, the taxpayer must file an initial application. Buy a declared homestead form from an office-supply store, or download a form from the Registrar-Recorder's website. Please fill out all fields before submitting your contact request. Enter your search criteria into at least one of the following fields. Central District of California.