abstract:The Uniform Time Act of 1966, , was a United States federal law to "promote the adoption and observance of uniform time within the standard time zones" prescribed by the Standard Time Act of 1918. Its intended effect was to simplify the official pattern of where and when daylight saving time (DST) is applied within the U.
In 1966, the U.S.Congresspassed the UniformTimeact, making daylight saving a national practice, but one that statescoulddecidewhether or notto observe.
1966年，美国国会通过了《统一时间法案》(Uniform Time Act)，夏令时被国家采用，但是州可以决定是否遵循。