Contains fillable and printable Homestead Declaration form. To claim the exemption, the homeowner must make a one-time filing with the county assessor where the property is located.0117). How to Apply for the Homeowners'. Exemption. Complete form BOE-266, Claim for Homeowners'. Download PDF BOE-266 REV. Complete a homestead declaration form. Sign your declaration in front of a notary. Application for Property Tax Relief for Military Personnel. This is a California Counties and BOE website. The e-Forms Site provides specific and limited support to the filing of California property tax information.