Do not file any exemption applications with the NYS Department of Taxation and Finance or with the Office of Real Property Tax Services. GENERAL INFORMATION: Property owners applying for a residence homestead exemption file this form and supporting documentation with the appraisal district in.The general deadline for filing an exemption application is before May 1. See below for details regarding each exemption and to check your eligibility. How Does Federal Bankruptcy Law Provide Homestead Protection? Homestead Exemption Laws Change. In a revaluation, changes are made to individual property assessments so that they are correct and uniform -- as the law requires. You must apply with your county appraisal district to get a homestead exemption. Applying is free and only needs to be filed once. Two forms of identification or proof of address.