When Did Dst Start In Usa 2024. The standard time act, creating daylight saving time in the united states, was passed by congress on march 15, 1918. Here’s what to know about the time change, its history and why we do it.

Daylight saving time ends on sunday, november 3, 2024, at 2:00 a.m. In 2024, daylight saving time will begin at 2 a.m.