49 C.F.R. § 71.3
Atlantic zone.
Cite as 49 C.F.R. § 71.3 (2026)
The first zone, the Atlantic standard time zone, includes that part of the United States that is between 52°30″ W. longitude and 67°30″ W. longitude and that part of the Commonwealth of Puerto Rico that is west of 67°30″ W. longitude, but does not include any part of the State of Maine.