Section 49.04 - Driving While Intoxicated(a) A person commits an offense if the person is intoxicated while operating a motor vehicle in a public place.(b) Except as provided by Subsections (c) and (d) and Section 49.09, an offense under this section is a Class B misdemeanor, with a minimum term of confinement of 72 hours.(c) If it is shown on the trial of an offense under this section that at the time of the offense the person operating the motor vehicle had an open container of alcohol in the person's immediate possession, the offense is a Class B misdemeanor, with a minimum term of confinement of six days.(d) If it is shown on the trial of an offense under this section that an analysis of a specimen of the person's blood, breath, or urine showed an alcohol concentration level of 0.15 or more at the time the analysis was performed, the offense is a Class A misdemeanor.Amended By Acts 2011, 82nd Leg., R.S., Ch. 960, Sec. 2, eff. 9/1/2011.Amended by Acts 1995, 74th Leg., ch. 76, Sec. 14.55, eff. 9/1/1995.Added by Acts 1993, 73rd Leg., ch. 900, Sec. 1.01, eff. 9/1/1994.