To get or change a court order for custody or visitation, you must file forms at the Clerk's Office. The forms you need depend on your situation.Click below to start preparing your legal forms. You will be asked to register an account – If you do not register, your work will NOT be saved! The portal will provide the time. You'll go to the second floor of the courthouse, they'll take the paper slip you got and then you wait. The assertive Dallas child custody attorneys of McClure Law Group have extensive experience trying custody cases before judges and juries. The Criminal Grand Jury is impaneled for three-month terms and is selected at random from the list of trial jurors in civil and criminal cases. If you are assigned to a courtroom for jury selection or serve on a trial, you will continue your service until the trial is completed. You will be required to make only one appearance in court for jury selections held that day, or serve for one trial (jury selection may take more than one day).