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 form BOE-266, Claim for Homeowners'. Property Tax Exemption. The Sacramento County Law Libary has a very good step-by-step guide to declaring a homestead. For each claim type, certain criteria must be met in order to qualify. Read on for additional information regarding these claims to determine your eligibility.