New Delhi, Jan. 27 -- The government on Monday notified rules to harmonize all Indian clocks with indigenous atomic clocks to lend the Indian Standard Time a "millisecond to nanosecond accuracy".

The draft Legal Metrology (Indian Standard Time) Rules, 2025, notified by the Department of Consumer Affairs (DoCA), seeks to ensure uniformity and precision in timekeeping - an outcome a government press release said will lead to 'One Nation, One Time.'

Mint was the first to report on the proposed development on 27 March 2024.

Currently, most software operating modules in India rely on US-based Network Time Protocol servers. This move will mandate that all software is synchronized with indigenous atomic clocks, ensuring uniformity in time - p...