Information and forms are available from the Sacramento County Public Law Library. Blank forms may also be available at office supply stores. Requirements.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. Complete form BOE-266, Claim for Homeowners'. Property Tax Exemption. Available forms of HOMEOWNER'S EXEMPTIONS on CAA e-Forms Service Center. The new law eliminates many qualifying conditions and provides a homestead exemption to anyone with a principal residence. Two forms of identification or proof of address. A homestead exemption protects home equity from a homeowner's creditors, up to a certain dollar amount.