# 43 Tex. Admin. Code § 4.38: 43 TAC § 4.38. Test Procedures

> Texas · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_TX_TAC_T43_P1_C4_S4_38

## Section

- **Citation:** 43 Tex. Admin. Code § 4.38
- **Heading:** 43 TAC § 4.38. Test Procedures
- **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 § 4.38

## Text

(a) General procedures. A person to be tested shall report to the test site designated by the department and follow the directions of testing officials. Alcohol and drug testing conducted under this title will comply with the procedures set forth in 49 CFR, Part 40.
(b) Costs. Alcohol and drug tests will be conducted at department expense with the exception of a split specimen test. The employee must pay for a split specimen test, which occurs when the employee requests separate testing of the second of two contemporaneous samples.
(c) Retest. If a negative drug test has a creatinine and specific gravity value lower than expected for human urine, the employee will be directed to take another test immediately.

## 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_38. Check the current official text before relying on it. Not legal advice.