Download the Act 50 Applications(PDF, 1MB) and complete it. Complete the Tax Exemption Application(PDF, 139KB) and make 6 copies.Fill in the address of the property for which you are seeking a homestead exclusion. 3. Fill in your municipality and school district. Homeowners should contact their county assessment office (position 48) for a copy of their county's homestead and farmstead application form. How do I apply for a homestead exemption? To apply for a homestead exemption, you need to submit an application with your county appraisal district. Must have owned and occupied a primary residence in Allegheny County continuously for the past 10 years. Is your residence part of a cooperative or a condominium where property taxes are paid jointly? Please read the instructions before completing this application.