Section 655.5 - Stand-down waivers for drug testing(a) An employer subject to this part may petition the FTA for a waiver allowing the employer to stand down, per 49 CFR Part 40, an employee following a report of a laboratory confirmed positive drug test or refusal, pending the outcome of the verification process.(b) Each petition for a waiver must be in writing and include facts and justification to support the waiver. Each petition must satisfy the requirements for obtaining a waiver, as provided in 49 CFR 40.21 .(c) Each petition for a waiver must be submitted to the Office of Safety and Security, Federal Transit Administration, U.S. Department of Transportation, 1200 New Jersey Ave., SE, Washington, DC 20590.(d) The Administrator may grant a waiver subject to 49 CFR 40.21(d) . 66 FR 42002 , Aug. 9, 2001, as amended at 88 FR 27653 , May 2, 2023