Texas Government Code - GOV'T § 30.01548. Joint Courts: Jurisdiction

(a) The jurisdiction of a joint municipal court of record created under Section 30.01546 is the combined jurisdiction of the municipal courts of the contracting municipalities.

(b) An appeal from a joint municipal court of record created under Section 30.01546 is to the county criminal court of the county in which the offense occurred. If that county does not have a county criminal court, appeal is to the county court of law of the county.