Nondaylightsaving

Nondaylightsaving is a term used to describe policy proposals or movements that seek to abolish the practice of daylight saving time and to keep a single time offset year-round, typically standard time. In this sense, the term refers to ending seasonal clock changes rather than adopting a new fixed offset. While the concept is most often associated with standard-time year-round proposals, discussions can also appear in debates about permanent daylight saving time, though that latter approach is usually described with different terminology.

Rationale for nondaylightsaving centers on questions of health, safety, and practicality. Critics of seasonal clock changes argue that the biannual shift disrupts sleep patterns, impairs alertness, and raises risks for accidents and certain health conditions. Proponents of ending DST contend that a stable time offset simplifies scheduling, reduces confusion across regions, and can improve social and economic efficiency. Arguments about energy savings are mixed, with modern consumption patterns sometimes diminishing the benefits once claimed by DST.

Implementation of a nondaylightsaving policy typically requires legislation at the national or subnational level, and may demand negotiations with neighboring jurisdictions to avoid cross-border time discrepancies. The policy can also affect transportation timetables, broadcasting schedules, and digital systems that rely on consistent time data.

Global adoption remains selective and evolving. Some regions have studied or enacted changes to reduce or eliminate clock changes, while others continue to observe DST or debate permanent daylight saving versus permanent standard time. The term remains part of broader discussions about timekeeping, public health, and economic coordination.

See also: Daylight saving time, standard time, permanent daylight saving time, time zones.