Tex. Code Crim. Proc. art. 44.17
Current with legislation from the 2023 Regular and Special Sessions signed by the Governor as of November 21, 2023.
In all appeals to a county court from justice courts and municipal courts other than municipal courts of record, the trial shall be de novo in the trial in the county court, the same as if the prosecution had been originally commenced in that court. An appeal to the county court from a municipal court of record may be based only on errors reflected in the record.
Tex. Code Crim. Proc. § 44.17