What Is Permanent Daylight Saving Time? Understanding the Bill Now Headed to the Senate
The U.S. House has passed the 'Sunshine Protection Act' in a 308-117 vote, aiming to make Daylight Saving Time permanent nationwide. Supported by President Trump, the bill now moves to the Senate. If signed into law, it would end the biannual clock changes, though states could still opt out to remain on standard time. The move seeks to boost evening light and reduce seasonal disruption.
The US House of Representatives has passed legislation that would end the practice of changing clocks twice a year, moving the country toward permanent Daylight Saving Time (DST). In a bipartisan 308-117 vote on Tuesday, July 14, lawmakers advanced the "Sunshine Protection Act", a move championed by supporters as a common-sense reform to eliminate the biannual disruption of daily routines.
The bill now heads to the Senate, where its future remains uncertain. If approved by the Senate and signed into law by President Donald Trump - who has publicly expressed his support for the measure - the legislation would effectively "lock the clock" for most of the United States. Donald Trump Threatens To Target Iran’s Power Plants, Bridges Unless Tehran Returns to Talks (Watch Video).
US House Votes 308-117 to End Clock Changes
What Is Daylight Saving Time?
Daylight Saving Time is the practice of advancing clocks by one hour during the warmer months of the year, typically starting in the spring and ending in the fall. The primary objective is to make better use of natural daylight by shifting an hour of light from the early morning to the evening, thereby having darkness fall at a later clock time. Currently, most of the United States "springs forward" one hour in March and "falls back" to standard time in November. A few regions, including Hawaii, most of Arizona, and several US territories, already observe permanent standard time and do not participate in the biannual switch.
The Debate Over 'Locking the Clock'
Proponents of the Sunshine Protection Act argue that the twice-yearly change is an outdated practice that causes unnecessary stress, disrupts children's sleep schedules, and contributes to seasonal depression. Supporters, including various bipartisan lawmakers and industry groups like the golf and film sectors, believe that permanent DST will boost economic activity and allow families more time for outdoor activities during evening hours.
However, the legislation has faced pushback from critics who warn of potential health and safety drawbacks. Medical groups, including the American Academy of Sleep Medicine, have cautioned that permanent DST may not align with human circadian rhythms and have expressed a preference for year-round standard time. Additionally, some lawmakers representing agricultural districts have raised concerns that late sunrises during winter months could create hazardous conditions for children waiting for school buses and commuters travelling in darkness. Donald Trump Drops 20% Hormuz Transit Fee, Keeps US Naval Blockade on Iranian Ships.
Legislative Path Forward
While the House vote marks a significant milestone, the bill must clear the Senate before it can be enacted into law. The Sunshine Protection Act includes an "opt-out" provision, allowing states to choose to remain on year-round standard time if they enact their own legislation before the federal change takes effect. With 19 states already having passed legislation to adopt permanent DST pending federal approval, there is clear momentum for a change, though the debate between the benefits of evening sunlight and the potential risks of dark winter mornings continues to divide lawmakers.
(The above story first appeared on LatestLY on Jul 15, 2026 08:00 AM IST. For more news and updates on politics, world, sports, entertainment and lifestyle, log on to our website latestly.com).