# 43 Tex. Admin. Code § 4.33: 43 TAC § 4.33. Prohibited Conduct

> Texas · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_33

## Section

- **Citation:** 43 Tex. Admin. Code § 4.33
- **Heading:** 43 TAC § 4.33. Prohibited Conduct
- **Jurisdiction:** Texas
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Texas Administrative Code / Title 43 TRANSPORTATION / Part 1 TEXAS DEPARTMENT OF TRANSPORTATION / Chapter 4 EMPLOYMENT PRACTICES / 43 TAC § 4.33

## Text

(a) Employee obligation. Department employees have
 an obligation to uphold the public's trust in the department by projecting
 a positive image to other employees and the public at all times.
(b) Alcohol and drug use. An employee is prohibited
 from using alcohol or drugs, possessing an open container of an alcoholic
 beverage, or possessing a drug in the workplace.
(c) Alcohol use after accident. An employee is prohibited
 from using alcohol within eight hours after an accident or before
 undergoing a post-accident alcohol test, whichever comes first.
(d) Sale of drugs. An employee is prohibited from the
 illegal sale, distribution, dispensing, transportation, or manufacture
 of drugs, whether in the workplace or outside the workplace. This
 prohibition includes any violation of state and federal controlled
 substances acts.
(e) Lawful medication. An employee is prohibited from
 reporting to work, working, or operating a state vehicle while under
 the influence of lawfully prescribed or over-the-counter substances
 if the employee's performance is impaired. An employee may appropriately
 use prescribed or over-the-counter medications if work performance
 is not impaired.
(f) Responsibilities of supervisors. A supervisor may
 not allow an employee to continue to work if the supervisor has actual
 knowledge that the employee in the workplace is using alcohol or drugs
 in the workplace, possesses an open container of an alcoholic beverage
 in the workplace, or possesses a drug in the workplace.

## Nearby sections

- [43 Tex. Admin. Code § 4.30 43 TAC § 4.30. Purpose](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_30.md)
- [43 Tex. Admin. Code § 4.31 43 TAC § 4.31. Definitions](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_31.md)
- [43 Tex. Admin. Code § 4.32 43 TAC § 4.32. Department Actions Relating to Substance Abuse](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_32.md)
- [43 Tex. Admin. Code § 4.33 43 TAC § 4.33. Prohibited Conduct](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_33.md)
- [43 Tex. Admin. Code § 4.34 43 TAC § 4.34. Illegal Drugs](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_34.md)
- [43 Tex. Admin. Code § 4.35 43 TAC § 4.35. Administrative Actions](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_35.md)
- [43 Tex. Admin. Code § 4.36 43 TAC § 4.36. Testing](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_36.md)
- [43 Tex. Admin. Code § 4.37 43 TAC § 4.37. Test Results](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_37.md)
- [43 Tex. Admin. Code § 4.38 43 TAC § 4.38. Test Procedures](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_38.md)
- [43 Tex. Admin. Code § 4.39 43 TAC § 4.39. Refusal to Test](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_39.md)
- [43 Tex. Admin. Code § 4.40 43 TAC § 4.40. Mandatory Referral and Treatment](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_40.md)
- [43 Tex. Admin. Code § 4.41 43 TAC § 4.41. Voluntary Admissions](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_41.md)
- [43 Tex. Admin. Code § 4.42 43 TAC § 4.42. Recurrence of Substance Abuse](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_42.md)
- [43 Tex. Admin. Code § 4.43 43 TAC § 4.43. Employees Who Drive for the Department](https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_43.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_33. Check the current official text before relying on it. Not legal advice.