49 C.F.R. § 40.44
What materials are used to collect urine specimens?
Cite as 49 C.F.R. § 40.44 (2026)
For each DOT drug test, you must use a collection kit meeting the requirements of Appendix A of this part. [65 FR 79526, Dec. 19, 2000. Redesignated at 88 FR 27639, May 2, 2023]