SEE ALSO: Why early October is the right time to fall back in NJAmerica tried permanent daylight saving time once, in 1974. The experiment lasted ten months | photo by EJ America tried permanent daylight saving time once, in 1974. President Trump is pushing the U.S. Senate to pass the Sunshine Protection Act, which would end the twice-a-year clock change and lock the country into daylight saving time permanently. Arkansas Republican Sen. Tom Cotton is pushing back just as hard, warning that permanent daylight saving time would shove winter sunrises to what he's called "an absurdly late hour." Congress made daylight saving time permanent that January, expecting to save energy.