Information and forms are available from the Sacramento ​County Public Law Library​. Blank forms may also be available at office supply stores. Requirements.A Homestead Declaration is not a property tax form, and it is not filed with the Assessor's Office. Complete a homestead declaration form. To claim the exemption, the homeowner must make a one-time filing with the county assessor where the property is located. The Homestead Exemption is a crucial safeguard for California homeowners, providing a layer of financial protection against creditors. A homestead exemption is automatically applied to your residence but only upon the forced sale of the property. Homestead Exemption. One way to reduce is to apply for a homestead exemption. How do I file a declared homestead?