TRS 550.021 and 023 reffer to what constitutes a Hit and Run. Text is below. In AZ a hit and run is a felony, and by this, looks like up to a year in Jail and $5000 fine for the giving you false info in Texas.
Hit & Run
Sec. 550.021. Accident Involving Personal Injury or Death.
(a) The operator of a vehicle involved in an accident resulting in injury to or death of a person shall:
(1) immediately stop the vehicle at the scene of the accident or as close to the scene as possible;
(2) immediately return to the scene of the accident if the vehicle is not stopped at the scene of the accident; and
(3) remain at the scene of the accident until the operator complies with the requirements of Section 550.023.
(b) An operator of a vehicle required to stop the vehicle by Subsection (a) shall do so without obstructing traffic more than is necessary.
(c) A person commits an offense if the person does not stop or does not comply with the requirements of this section. An offense under this section is punishable by:
(1) imprisonment in the institutional division of the Texas Department of Criminal Justice for not more than five years or confinement in the county jail for not more than one year;
(2) a fine not to exceed $5,000; or
(3) both the fine and the imprisonment or confinement.
[back to list of TX laws] Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.
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Sec. 550.023. Duty to Give Information and Render Aid.
The operator of a vehicle involved in an accident resulting in the injury or death of a person or damage to a vehicle that is driven or attended by a person shall:
(1) give the operator's name and address, the registration number of the vehicle the operator was driving, and the name of the operator's motor vehicle liability insurer to any person injured or the operator or occupant of or person attending a vehicle involved in the collision;
(2) if requested and available, show the operator's driver's license to a person described by Subdivision (1); and
(3) provide any person injured in the accident reasonable assistance, including transporting or making arrangements for transporting the person to a physician or hospital for medical treatment if it is apparent that treatment is necessary, or if the injured person requests the transportation.
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.