U.S. Department of Transportation, Office of the Secretary, Order 2021-4-13, Final Order, Docket DOT-OST-2020-0037 (issued Apr. 29, 2021) (Ex. AGY-AVIATION-SURFACE-035)
Massachusetts Bay Transportation Authority, MBTA notice of May 14, 2021: face coverings required on vehicles, in stations and facilities, on platforms and at bus stops for all riders regardless of vaccination status (Ex. AGY-AVIATION-SURFACE-072)
U.S. Department of Transportation, Office of Drug and Alcohol Policy and Compliance, DOT COVID-19 Drug & Alcohol Testing Statement of Enforcement Discretion for Substance Abuse Professionals and Service Agents (Apr. 4, 2020; updated June 17, 2020; Sept. 22, 2020; Dec. 9, 2020; and May 27, 2021) (Ex. AGY-AVIATION-SURFACE-046)
