Apply for homestead exemptions? Call the Tarrant Appraisal District at 817-284-0024.The application for the exemption under Tax Code Section 11.132 is Form 50-114, Residence Homestead Exemption Application (PDF). The Arizona homestead exemption is automatic, meaning that no written claim is required. Overview of Tarrant County, TX Taxes. Tarrant County, Texas, whose county seat is Fort Worth, is one of the most populous counties in the country. Pick from dozens of ready-made Homestead exemption Application Forms forms and simplify your processes with a few clicks. 215 votes, 68 comments.