Centre Notifies Legal Metrology (IST) Rules, 2026 Mandating IST as Common Time Reference

Exam-focused facts from the 31 August 2026 current affairs briefing.

Key facts

The Union government notified the Legal Metrology (Indian Standard Time) Rules, 2026, mandating IST as the single reference for legal, administrative, commercial and other official purposes.
The Consumer Affairs Ministry notified the rules on August 27, 2026.
The rules will come into force 180 days after their publication in the Official Gazette.
The rules aim to support accurate time-stamping of banking and digital payment transactions, coordination of transport systems, and reliable functioning of telecom and power networks.
The rules enable the use of NavIC, India's indigenous satellite navigation system, and other approved Indian timing sources for secure time dissemination.