(a) Notice of Appeal. An appeal is perfected when a written notice of appeal is filed with the trial court clerk.These interlocutory orders may be appealed if the legislature has provided for an interlocutory appeal. Texas Rule of Civil Procedure 683 requires that every temporary injunction order shall include an order setting the matter or trial on the merits. The County Civil Courts Department serves as the clerks for the four statutory County Civil Courts at Law in Harris County. The Legislature continues to expand the types of interlocutory orders that are subject to immediate appeal. There are now 13 specific orders that can be. The following forms are available for downloading, printing and completing. Must challenge each ground that could support injunctive relief or face waiver. An appeal of a temporary injunction is an accelerated appeal.