Bexar County Deed of Trust Form. Fill in the blank form formatted to comply with all recording and content requirements.Bexar County Administrator Deed Form. A Texas deed of trust is a security instrument that transfers a property title to a trustee to meet the owner's obligations to a lender. (A) "Security Instrument"means this document, which is dated. ,. ______, together with all Riders to this document. In order to qualify for the program, individuals must be 60 years and older and must complete an enrollment form. Such investments shall be in the name of Trust or Trustees. To request a copy in person, visit the Bexar County Clerk's Deed Records Department in the Paul Elizondo Tower. Get Your State-Specific Deed Form.