The Court does not accept oral motions over the phone. Discovery is the process of gathering and exchanging evidence for a court case from the other side.Rule 6.02 - Filing of Discovery and Related Materials. All discovery must be conducted during the discovery period, which begins when the first initial disclosures are due and continues for 180 days. The form is available in the Dallas County Family District Courts Local Rules on page six. Enjoy our new and improved forms page! (e) Discovery Materials. In general, Texas has very few official legal forms. This is why you will not always find a free fill-in-the-blank form for your situation. Texas does not follow the pack when it comes to many things, including outofstate discovery.