Adoption of .IN Domains and Synchronization of ICT Systems Clocks
DoT telecom statutory instrument 813-07/26/2011-DS · 05 Feb 2026
Official title
Instructions to Internet Service Licensees
Official record
Open source pageSummary
Check the official recordWhat changed
The Department of Telecommunications has issued instructions to all Internet Service Licensees regarding the use of .IN domains for critical and essential services. Licensees are advised to transition their websites and web-related services to the .IN domain, with policy details available via the official registry. Additionally, the Department has advised licensees to review the draft Legal Metrology (Indian Standard Time) Rules released by the Department of Consumer Affairs. Licensees are expected to initiate pre-emptive actions and ensure operational readiness in anticipation of these proposed rules, which mandate the synchronization of ICT systems' clocks with the Network Time Protocol (NTP) servers maintained by the National Informatics Centre (NIC) or the National Physical Laboratory (NPL).
What you must do
- Transition websites and web-related services for critical and essential services to the .IN domain.
- Review the draft Legal Metrology (Indian Standard Time) Rules and initiate pre-emptive actions and readiness.
Document text
Government of India Ministry of Communications Department of Telecommunications Sanchar Bhawan, 20-Ashoka Road, New Delhi-110001 (DS Cell)
No. : 813-07/26/2011-DS
Dated: 18-06-2025
To All Licensees with Internet Service Authorization
Subject: Adoption of .IN Domains for critical and essential services and synchronize ICT systems’ clocks with the NTP servers of NIC or NPL. -Reg
Reference is invited towards the adoption of .IN domain and it is hereby advised that all websites and web related services for critical and essential services being carried out at your end may be carried out on .IN domain. In this regard, .IN domain policy can be accessed at https://www.registry.in/policies.
Further reference is also invited towards the fact that Legal Metrology under Department of Consumer Affairs has released the draft Legal Meteorology (Indian Standard Time) Rules, which are currently at consultation stage. It is hereby advised and sensitized that the draft Rules be gone through and necessary pre-emptive action(s) and readiness be initiated please.
Digitally signed by SHASHI KUMAR Date: 18-06-2025 10:16:24
Director DS-II dirds2-dot@nic.in
Source details
- Source
- Department of Telecommunications
- Type
- telecom statutory instrument
- Published by source
- 05 Feb 2026
- Document number
- 813-07/26/2011-DS
- Issuing division
- Department of Telecommunications
- Coverage area
- telecom