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'. If you qualify all you have to do is file an application with your local county office. The name and property address on the List C document must verify information entered on the application, and must demonstrate that you occupied this property on. A property tax exemption is like a discount applied to your EAV. If you qualify for an exemption, it allows you to lower your EAV. The BOR accepts exemption applications for approximately 30 days, four times each year. EX01: Homestead Exemption Application (First time applications only). Click "Begin Filing" and follow the instructions.