If you live in the home you own, you already have an automatic homestead exemption. Complete a homestead declaration form.Sign your declaration in front of a notary. Homestead Exemption is a civil code provision, which may protect part of the homes equity from creditors. This Video Shows you How to Complete an Application for Homestead Exemption. To claim the exemption, the homeowner must make a one-time filing with the county assessor where the property is located. A homestead exemption is automatically in place with the purchase of a new home. The new California Homestead Exemption was introduced through AB 1885 on Sept 18, 2020. The legislation will take effective on Jan 1, 2021. The exemption is now based on the countywide median sale price for a single-family home in the prior calendar year.