The appropriate person must sign the document, and that person's signature must be notarized (i.e. , Release, Deed of Trust, Deed, etc.).This set provides coverage of every aspect of probate law and estate and trust administration in Texas. It includes sample forms and letters. Harris County Certificate of Trust Form. Fill in the blank form formatted to comply with all recording and content requirements. Ownership Information. A Texas Deed of Trust creates a lien on property to secure a Promissory Note. These are two documents needed for real estate loans and seller financing. To transfer a property title deed in Texas, you will need a properly prepared deed as follows: The deed must be in writing.