49 C.F.R. § 655.47 Follow-up testing after returning to duty.
Title 49 - Transportation
An employer shall conduct follow-up testing of each employee who returns to duty, as specified in 49 CFR Part 40, subpart O.
Title 49: Transportation
PART 655—PREVENTION OF ALCOHOL MISUSE AND PROHIBITED DRUG USE IN TRANSIT OPERATIONS
Subpart E—Types of Testing
§ 655.47 Follow-up testing after returning to duty.
