Tex. Nat. Res. Code § 85.253

After notice and hearing on an application for injunctive relief, either party to the suit is entitled to appeal the judgment or order granting or refusing the temporary restraining order, temporary or permanent injunction, or other form of injunctive relief or granting or overruling a motion to dissolve the temporary restraining order, temporary or permanent injunction, or other form of injunctive relief.