Texas Penal Code - PENAL § 12.43. Penalties for Repeat and Habitual Misdemeanor Offenders

(a) If it is shown on the trial of a Class A misdemeanor that the defendant has been before convicted of a Class A misdemeanor or any degree of felony, on conviction he shall be punished by:

(b) If it is shown on the trial of a Class B misdemeanor that the defendant has been before convicted of a Class A or Class B misdemeanor or any degree of felony, on conviction he shall be punished by:

(c) If it is shown on the trial of an offense punishable as a Class C misdemeanor under Section 42.01 or 49.02 that the defendant has been before convicted under either of those sections three times or three times for any combination of those offenses and each prior offense was committed in the 24 months preceding the date of commission of the instant offense, the defendant shall be punished by:

(d) If the punishment scheme for an offense contains a specific enhancement provision increasing punishment for a defendant who has previously been convicted of the offense, the specific enhancement provision controls over this section.