15 U.S. Code § 264 - Part of Idaho in fourth zone

In the division of territory, and in the definition of the limits of each zone, as provided in sections 261 to 264 of this title, so much of the State of Idaho as lies south of the Salmon River, traversing the State from east to west near forty-five degrees thirty minutes latitude, shall be embraced in the fourth zone: Provided, That common carriers within such portion of the State of Idaho may conduct their operations on Pacific time.


(Mar. 19, 1918, ch. 24, § 3, as added Mar. 3, 1923, ch. 216, 42 Stat. 1434; amended June 24, 1948, ch. 631, § 1,62 Stat. 646; Pub. L. 110–69, title III, § 3013(c)(4),Aug. 9, 2007, 121 Stat. 599.)
Prior Provisions

The original section 3 of act Mar. 19, 1918, providing for daylight-savings, was repealed by act Aug. 20, 1919, ch. 51, 41 Stat. 280.

2007—Pub. L. 110–69substituted “fourth zone” for “third zone”.
1948—Act June 24, 1948, inserted proviso relating to common carriers.
Effective Date of 1948 Amendment

Act June 24, 1948, ch. 631, § 2,62 Stat. 646, provided that: “This Act [amending this section] shall take effect at 2 o’clock antemeridian of the second Monday following the date of its enactment.”

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15 USCDescription of ChangeSession YearPublic LawStatutes at Large

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49 CFR - Transportation



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