Disabled applicants must complete form DTE 105E,. File this form and all supporting documentation with the appraisal district office in each county in which the property is located generally between Jan.This video covers how to fill out Texas Residential Homestead Exemption with a focus on Bexar County. Standard Homestead Exemption allows low income senior citizens and permanently, totally disabled Ohioans to reduce their property tax bills. The application for the exemption under Tax Code Section 11.132 is Form 50-114, Residence Homestead Exemption Application (PDF). How do I apply for a homestead exemption? How to Complete the Application. Fill out the other side of this application completely. Most counties have the homestead exemption form online. Applying for the homestead exemption is FREE and easy.