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. In California, you don't necessarily have to file a homestead declaration. Currently, the California homestead exemption is automatic, meaning that a homestead declaration does not need to be filed with the county clerk. The home must have been the principal residence of the owner as of January 1 of the tax year in question to qualify for the exemption. In addition, the Assessor sends an application to every new homeowner pre-filled with information that identifies the property and the sales transaction. The homestead exemption is a tax reduction for property owners who use their property as their primary residence. Jones Room 120 Norman, OK. In addition, early in January a list of off sites will be set up to provide greater conveniences for filling Homestead Exemption. Use the property tax relief calculator on the Property Search website to see if your property has the Homestead Exemption.