Effective January 1, 2014, the Supreme Court of Texas mandated that all attorneys must electronically file court documents in the Harris County Probate Courts. You are not required to use TREC's Complaint Form.This set provides coverage of every aspect of probate law and estate and trust administration in Texas. It includes sample forms and letters. The filing of a sworn complaint sets in motion a process that may include a preliminary review as well as informal or formal hearings. Pro Se 1, Complaint for a Civil Case, Civil Pro Se Forms. Pro Se 2, Complaint and Request for Injunction, Civil Pro Se Forms. 4. Basics for Filing a Case in the Northern District of Texas. A. What are the Federal and Local Rules of Civil Procedure? Search below to find the right Texas Probate court forms for your situation.