Tex. Gov't Code § 30.01375

The city secretary shall be, ex officio, the clerk of the municipal court of record and may hire, direct, and remove the personnel authorized in the city's annual budget for the clerk's office. The clerk or the clerk's deputies shall keep the records of the municipal courts of record, issue process, and generally perform the duties for the courts that a clerk of the county court exercising criminal jurisdiction is required by law to perform for that court. The clerk shall perform the duties in accordance with statutes, the city charter, and city ordinances.