# Leap Second Processing

**URL:** <https://community.nwtime.org/t/leap-second-processing/163>\
**Category:** Documentation\
**Created:** [February 11, 2026, 3:03pm UTC](https://community.nwtime.org/t/leap-second-processing/163 "2026-02-11T15:03:25Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Dru](https://sea1.discourse-cdn.com/flex001/user_avatar/community.nwtime.org/dru/32/337_2.png) [@Dru](https://community.nwtime.org/u/Dru)\
**Post date:** [February 11, 2026, 3:03pm UTC](https://community.nwtime.org/t/leap-second-processing/163/1 "2026-02-11T15:03:25Z")

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> **[Leap Second Processing](https://www.ntp.org/documentation/4.2.8-series/leap/)**
>
> About every eighteen months the International Earth Rotation Service announces the insertion of a leap second in the UTC timescale. Many, but not all, reference clocks recognize these signals and many, but not all, drivers can decode the signals and...