Under Texas law, the penalties for DWI can vary, depending on the number of prior DWI convictions. 
 
First DWI under Texas Law
Class B Misdemeanor. Punishments can include, but are not limited to the following:
$2,000 maximum fine;
Up to six months behind bars;
Suspended driver’s license for up to one year;
$1,000.00 every year for the next three years to keep your driver’s license;
First time offenders must also complete a 12 hour DWI Education Program within 180 days of when probation was granted or risk having their license revoked; and
Community Service of not less than 24 hours, but not more than 100 hours.
 
Second DWI under Texas Law
Class A Misdemeanor. Punishments upon conviction can include, but are not limited to the following:
$4,000.00 maximum fine;
Up to one year in jail;
Suspended driver’s license for up to two years; and
$1,500.00 for every year for three years to keep your driver’s license.
 
Third or Subsequent DWI
A third DWI in the state of Texas is a 3rd degree felony. Texas law does not provide or any increased punishment after a third DWI offense. A third DWI conviction or guilty plea can result in the following punishments:
$10,000.00 maximum fine
Two to ten years in prison
Suspension of driver’s license for up to two years
$2,000.00 every year for three years to keep your driver’s license
Community Service for a minimum 80 hours, but no more than 200 hours
 
A fourth DWI guilty plea or conviction can result in two to ten years in prison without probation.
 
DWI with Minor in Vehicle
 
It is a felony in the state of Texas to operate a vehicle while intoxicated with a minor under the age of 15 in the vehicle. A conviction of a DWI with a minor in the vehicle can result in a punishment of:
A fine of up to $10,000.00; and a state jail term of at least 180 days and up to 2 years.