The specification for the Eastern Time Zone is set forth at 49 C.F.R. § 71.4, and is listed in textArchived January 13, 2012, at the Wayback Machine and PDFArchived January 14, 2012, at the Wayback Machine formats. The boundary between Eastern and Central is set forth at 49 C.F.R. § 71.5, and is listed in text and PDFArchived January 13, 2012, at the Wayback Machine formats.
The specification for the Eastern Time Zone is set forth at 49 C.F.R. § 71.4, and is listed in textArchived January 13, 2012, at the Wayback Machine and PDFArchived January 14, 2012, at the Wayback Machine formats. The boundary between Eastern and Central is set forth at 49 C.F.R. § 71.5, and is listed in text and PDFArchived January 13, 2012, at the Wayback Machine formats.